I want to know the error in my code to be able to run and compile it

#include<iostream>
#include<conio.h>
//using namespace std;
int main()
{
char name[30], pizza1[]="Chicken Fazita" ,pizza2[]="Chicken Bar BQ" ,pizza3[]="Peri Peri" ,pizza4[]="Creamy Max", roll1[]="Chicken Chatni Roll", roll2[]="Chicken Mayo Roll", roll3[]="Veg Roll With Fries",bur1[]="Zinger Burger",bur2[]="Chicken Burger",bur3[]="Beef Burger";
char sand1[]="Club Sandwich", sand2[]="Chicken Crispy Sandwich", sand3[]="Extream Veg Sandwich";
char bir1[]="Chicken Biryani", bir2[]="Prawn Biryani", bir3[]="Beef Biryani",gotostart ;
int choice=0,pchoice,pchoice1, quantity;// time=40;
beginning:
system("CLS");
cout<<"\t\t\t----------Carl's Jr. Fast Food-----------\n\n";
cout<<"Please Enter Your Name: ";
cin.getline(name, 20);
cout<<"Hello "<<name<<"\n\nWhat would you like to order?\n\n";

cout<<"\t\t\t\t--------Menu--------\n\n";

cout<<"1) Pizzas\n";
cout<<"2) Burgers\n";
cout<<"3) Sandwich\n";
cout<<"4) Rolls\n";
cout<<"5) Biryani\n\n";
cout<<"\nPlease Enter your Choice: ";
cin>>choice;

if(choice==1)
{
cout<<"\n1) "<<pizza1<<"\n";
cout<<"2) "<<pizza2<<"\n";
cout<<"3) "<<pizza3<<"\n";
cout<<"4) "<<pizza4<<"\n";
cout<<"\nPlease Enter which Flavour would you like to have?:";
cin>>pchoice;
if(pchoice>=1 && pchoice<=5)
{
cout<<"\n1) Small Rs.250\n"<<"2) Regular Rs.500\n"<<"3) Large Rs.900\n";
cout<<"\nChoose Size Please:";
cin>>pchoice1;
if(pchoice1>=1 && pchoice1<=3)
cout<<"\nPlease Enter Quantity: ";
cin>>quantity;
switch(pchoice1)
{
case 1: choice = 250*quantity;
break;

case 2: choice = 500*quantity;
break;

case 3: choice = 900*quantity;
break;

     }
system("CLS");
switch (pchoice1)
{
case 1:
cout<<"\t\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<pizza1;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\n\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;
case 2:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<"  "<<pizza2;
cout<<"\nYour Total Bill is "<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;
case 3:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<pizza3;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;
case 4:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<pizza4;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;

}
cout<<"Would you like to order anything else? Y / N:";
cin>>gotostart;
if(gotostart=='Y' || gotostart=='y')
{
 goto beginning;
 //return 0;
}

}

}

else if(choice==2)
{
cout<<"\n1 "<<bur1<<" Rs.180"<<"\n";
cout<<"2 "<<bur2<<" Rs.150"<<"\n";
cout<<"3 "<<bur3<<" Rs.160"<<"\n";
//cout<<"4 "<<pizza4<<"\n";
cout<<"\nPlease Enter which Burger you would like to have?: ";
cin>>pchoice1;
if(pchoice1>=1 && pchoice1<=3)
{
cout<<"\nPlease Enter Quantity: ";
cin>>quantity;
switch(pchoice1)
{
case 1: choice = 180*quantity;
break;

case 2: choice = 150*quantity;
break;

case 3: choice = 160*quantity;
break;

}
system("CLS");
switch (pchoice1)
{
case 1:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<bur1;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food \n";
break;
case 2:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<"  "<<bur2;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Pizza\n";
break;
case 3:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<bur3;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;

}
cout<<"\nWould you like to order anything else? Y / N:";
cin>>gotostart;
if(gotostart=='Y' || gotostart=='y')
{
 goto beginning;
 //return 0;
}

 }
}
else if(choice==3)
{
cout<<"\n1  "<<sand1<<" Rs.240"<<"\n";
cout<<"2  "<<sand2<<" Rs.160"<<"\n";
cout<<"3  "<<sand3<<" Rs.100"<<"\n";
//cout<<"4 "<<pizza4<<"\n";
cout<<"\nPlease Enter which Sandwich you would like to have?:";
cin>>pchoice1;
if(pchoice1>=1 && pchoice1<=3)
{
cout<<"\nPlease Enter Quantity: ";
cin>>quantity;
switch(pchoice1)
{
case 1: choice = 240*quantity;
break;

case 2: choice = 160*quantity;
break;

case 3: choice = 100*quantity;
break;

}
system("CLS");
switch (pchoice1)
{
case 1:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<sand1;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;
case 2:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<"  "<<sand2;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;
case 3:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<sand2;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;

}
cout<<"Would you like to order anything else? Y / N:";
cin>>gotostart;
if(gotostart=='Y' || gotostart=='y')
{
 goto beginning;
 //return 0;
}
}
}

else if(choice==4)
{
cout<<"\n1 "<<roll1<<" Rs.150"<<"\n";
cout<<"2 "<<roll2<<" Rs.100"<<"\n";
cout<<"3 "<<roll3<<" Rs.120"<<"\n";
//cout<<"4 "<<pizza4<<"\n";
cout<<"\nPlease Enter which you would like to have?: ";
cin>>pchoice1;
if(pchoice1>=1 && pchoice1<=3)
{
cout<<"\nHow Much Rolls Do you want: ";
cin>>quantity;
switch(pchoice1)
{
case 1: choice = 150*quantity;
break;

case 2: choice = 100*quantity;
break;

case 3: choice = 120*quantity;
break;

}
system("CLS");
switch (pchoice1)
{
case 1:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<roll1;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;
case 2:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<"  "<<roll2;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;
case 3:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<roll3;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;

}

 }
}
else if(choice==5)
{
cout<<"\n1 "<<bir1<<" Rs.160"<<"\n";
cout<<"2 "<<bir2<<" Rs.220"<<"\n";
cout<<"3 "<<bir3<<" Rs.140"<<"\n";
//cout<<"4 "<<pizza4<<"\n";
cout<<"\nPlease Enter which Biryani you would like to have?:";
cin>>pchoice1;
if(pchoice1>=1 && pchoice1<=3)
{
cout<<"\nPlease Enter Quantity: ";
cin>>quantity;
switch(pchoice1)
{
case 1: choice = 160*quantity;
break;

case 2: choice = 220*quantity;
break;

case 3: choice = 140*quantity;
break;

}
system("CLS");
switch (pchoice1)
{
case 1:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<bir1;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food \n";
break;
case 2:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<"  "<<bir2;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;
case 3:
cout<<"\t\t--------Your Order---------\n";
cout<<""<<quantity<<" "<<bir3;
cout<<"\nYour Total Bill is"<<choice<<"\nYour Order Will be delivered in 40 Minutes";
cout<<"\nThank you For Ordering From Carl's Jr. Fast Food\n";
break;

}
cout<<"Would you like to order anything else? Y / N:";
cin>>gotostart;
if(gotostart=='Y' || gotostart=='y')
{
 goto beginning;
 //return 0;
}
}
}

else
{
system("CLS");
cout<<"Please Select Right Option: \n";
cout<<"Would You like to Start the program again? Y / N: " ;
cin>>gotostart;

if(gotostart=='Y' || gotostart=='y')
{
 goto beginning;
 //return 0;
}
}

     getch();
}