#!/bin/sh

quitvar=no

while [ $quitvar = no ]
do
    echo -n "converse> "
    read inputvar

    case $inputvar in

	hello )
	    echo "Hello!"
	    ;;

	goodbye )
	    echo "Goodbye!"
	    echo "So sad to see you go!"
	    quitvar=yes
	    ;;

	yes )
	    echo "Are you sure? you said yes"
	    ;;

	no )
	    echo "Why not?"
	    echo "You said no"
	    ;;

	* )
	    echo "What would you like to talk about?"
	    ;;
    esac
	   
done

#<title>CSC128: Shell Script Examples - case and while-do-done statements  </title>