All Even Numbers Between Two Numbers Inclusive

/*
Write a C++ Program to input two numbers
n1 and n2 then display All Even numbers between
these numbers (inclusive) by FOR Loop.

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*/
#include<iostream.h>

#include<conio.h>

void main()
{

  clrscr();

  int number1, number2, counter;

  cout<<"\n Enter the First Number = ";

  cin>>number1;

  cout<<"\n Enter the Second Number = ";

  cin>>number2;

   if ( number1 == number2 )
  {
      cout<<"\n Both Numbers are equal,\nso there are no numbers between them, Exiting!";
          goto label1;
  }

  if ( number1 > number2 )
  {
          int temp = number1;
          number1 = number2;
          number2=temp;
  }

  cout<<"\n\n ----------- Results ------------";

  cout<<"\n\n All Even Numbers between \n "<<number1<<" and "<<number2<<" (inclusive)are:\n";

  for (counter = number1; counter <= number2; counter++)
           if ( counter % 2 == 0)
           cout<<"\n \t"<<counter;

  label1:
  getch();

}