Getting started with the Travelport Universal API :
01. Create your account here : https://developer.travelport.com/app/utils/login_form_dev
02. You will get the Universal API credentials from travelport - galileo
03. Login to your admin panel and enable travelport
04. Click on settings of travelport and add your default travelport - gelileo credentials
05. Check your website
06. if everything looks good contact travelport or visit them
07. ask them to approve your account for final production so you can sell flights on your site
That's all :)