Originally Posted by
SK AAR
Your ticket No. (016-XXX) should appear in the e-ticket receipt you have received from UA; no need to call TK about ticket No. as there is no separate or special TK ticket No. (there is a separate TK PNR/reservation No. though - maybe you fix them up and mean TK PNR/reservation No.?).
I think you are right, I mixed the two. The ticket number was same, but there was different UA and TK PNR numbers. And I was able to assign a seat with TK PNR number.