#!/bin/bash
$USER = barbaba
if [ $USER == "rich" ]
then
    echo "Welcome $USER"
    echo "Please enjoy your visit."
elif [ $USER == "barbaba" ]
then
    echo "Hi there ,$USER"
    echo "we're gald you could join us"
elif [ $USER == "christine" ]
then
    echo "Hi there, Chirstin"
    echo "plaese enjoy your visit,Christine"
elif [ $USER = "testing" ]
then
    echo "please log out when done with test."
else
    echo "Sorry, you are not allowed here."
fi