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 :)