using System; 
  using System.Collections.Generic; 
  using System.Linq; 
  using System.Text; 
  using System.Threading.Tasks; 
   
  namespace BasicGame 
  { 
      class Program 
      { 
           static public void Asking(string valueType) 
          { 
              string answer; 
              string value; 
   
              Console.Write("Please enter your " + valueType + ": "); 
              value = Console.ReadLine(); 
   
              Start: 
              Console.WriteLine("Your " + valueType + " is " + value + ". Do you wish to change your " + valueType + "?"); 
              answer = Console.ReadLine().ToLower(); 
              if (answer == "yes") 
              { 
                  Console.Write("Please write your new " + valueType + ": "); 
                  value = Console.ReadLine(); 
                  Console.WriteLine("Your " + valueType + " has changed to " + value + "."); 
                  goto Start; 
              } 
              else if (answer == "no") 
              { 
              } 
              else 
              { 
                  Console.WriteLine("Please answer by typing yes or no."); 
                  goto Start; 
              } 
   
          } 
   
          static void Main(string[] args) 
          { 
   
              Asking("name"); 
              Asking("age"); 
              Console.ReadKey(); 
   
          } 
      } 
  }

using System; 
  using System.Collections.Generic; 
  using System.Linq; 
  using System.Text; 
  using System.Threading.Tasks; 
   
  namespace BasicGame 
  { 
      class Program 
      { 
          int x = 0; 
          string[] values = new string[2]; 
   
           static public void Asking(string valueType) 
          { 
              string answer; 
              Program a = new Program(); 
   
              Console.Write("Please enter your " + valueType + ": "); 
              a.values[a.x] = Console.ReadLine(); 
   
              Start: 
              Console.WriteLine("Your " + valueType + " is " + a.values[a.x] + ". Do you wish to change your " + valueType + "?"); 
              answer = Console.ReadLine().ToLower(); 
              if (answer == "yes") 
              { 
                  Console.Write("Please write your new " + valueType + ": "); 
                  a.values[a.x] = Console.ReadLine(); 
                  Console.WriteLine("Your " + valueType + " has changed to " + a.values[a.x] + "."); 
                  goto Start; 
              } 
              else if (answer == "no") 
              { 
              } 
              else 
              { 
                  Console.WriteLine("Please answer by typing yes or no."); 
                  goto Start; 
              } 
   
          } 
   
          static void Main(string[] args) 
          { 
              Program a = new Program(); 
              Asking("name"); 
                  a.x++; 
              Asking("age"); 
   
              Console.WriteLine(a.values[0] + a.values[1]); 
              Console.ReadKey(); 
   
          } 
      } 
  }