private void SelectItems() { string choice = ""; do { Restro.ShowAvailableItems(true); Console.WriteLine("Select Items :"); int selectItem = Convert.ToInt32(Console.ReadLine()); Console.WriteLine("Enter Quantity :"); int itemQuantity2 = Convert.ToInt32(Console.ReadLine()); Restro.OrderItem(CustomerId, selectItem, itemQuantity2); Console.WriteLine("Do you want to order something (Y/N) ? : "); choice = Console.ReadLine(); } while (choice.Equals("y", StringComparison.OrdinalIgnoreCase)); }