Originally Posted by
Steph3n
ACtually they do not have all carriers integrated to the online search for rewards yet, been great reports about tlaking to an agent for rewards however

The OP said he already talked to multiple reps and was unable to get the seats that are there.
CO used to have this very same blocking problem with AS flights. They wouldn't show up in the system, and many agents didn't know how to book them. It may not be programmatically blocked a la Starnet blocking, but it's the same net effect to the customer.