Originally Posted by
koreanair720
Right, but the issue OP was raising was a voluntary downgrade he was willing to take. (I was too.) Seems like they should accommodate!
LBJ was responding to OP post #4 and my post #5 about D1 SDC.
Assuming this was a fare with an underlying coach fare class, this is what caused issue. (UP fare)
It would've been possible, if agent had realized the system was trying to force the underlying coach fare class.