Program

import javax.swing.*;

public class pro
{
    public static void main ( String[] args)
    {
        String name = JOptionPane.showInputDialog("What is your name?");
        
        String input = JOptionPane.showInputDialog("How old are you?");
        int age = Integer.parseInt(input);
        
        System.out.print( "Hello, " + name + " . ");
        System.out.println( "Next year, you'll be " + (age+1) );
        
        System.exit(0);
        // woah. thats actually really cool
    }
}
    

Picture of the output