Originally Posted by yvr1971

My experience is that with any ticket that is not booked through AV directly (doesn't matter if it is revenue or award), their system is not capable to assign seats in advance, I had such situations twice (one booked through LH as revenue business class ticket and one booked through UA as award business class ticket - both AV segments in economy), I tried the website and also called the AV call center multiple times, but they could not assign a seat in advance. I had to wait for check in both times to get an assigned seat.