Originally Posted by
nddutch
This is also a DL.dumb issue (although it could also be related to Kayak.com). I had all of my reservations revert back to "Upgrade Eligible" in early March. It took a quick tweet to DeltaAssist to get it all sorted out. Not sure if our events are related, but just wanted to point out that it isn't strictly a kayak.com issue.
These are 2 seperate issues.
1) Deltamatic will drop upgrade requests at random times.
2) Booking 3rd party, dl.com drops the upgrade request at booking.
Same solution to both though, check your ITNs often.