Can anyone help me rectify this sendmail.php form..?

In the sendmail.php file (attached), I need to change the form id 'website' to 'pickup-addr' but everytime I try it stops the emails from going/coming altogether.

When I leave 'website' in the sendmail.php file, it goes but this is what shows up in the body of the email:

This message was send from:

by: Janessa Mc Kell


Pickup Details:

Subject: airport run

Text of message: 1 person with 4 pcs luggage