linux - Bash shell commanding to vpn connection from command line -

i trying write bash shell (very first time) can auto connect vpn server. have never written bash script before. can tell me command syntax need this?

#!/bin/bash echo "hi connect vpn labs? yes or no" sleep 2 read answer $connect = "rdesktop -u offsec -p ******** 192.168.***.***" if $ answer != "no" $connect else exit 

for right command connect vpn, read following. https://askubuntu.com/questions/57339/connect-disconnect-from-vpn-from-the-command-line.

first, run in terminal , see if works. rdesktop -u offsec -p ******** 192.168.***.***"

then want watch syntax bash script.

#!/usr/bin/env bash  read -e -p "hi connect vpn labs? yes or no " answer sleep 2  if [ $answer != "no" ];     rdesktop -u offsec -p ******** 192.168.***.*** else     exit fi