Originally Posted by
killaypirate
Booked on-line non-CO, no opportunity to select seats. Linked booking to my OnePass & discovered one passenger, (4 segments but not always the same person) had seat allocated but not companion.
What happened when you tried to select the seats on CO.com?
There are regularly issues with selecting seats on 3rd party booking sites - going to the operating airline to select them is the most reliable approach.