Originally Posted by QTFLYER

It is still possible to somewhat manage your booking for a OTA held fight. You can select seats, make special choices and that's about it.

In order to do so, you'll need to sign up to the website. Once you've done that and logged in, goto the "select seats" tab on the "online services" section. you can only get the flight details using the full eticket number, plus last and first name