Originally Posted by Chewie

Perhaps I am searching incorrectly with the tool or on Continental's website (I've been known to make errors before ).

Here's what I'm getting when trying to book a paid BF seat:

! There are no First/BusinessFirst/International Business Class seats available on CO387 in the New York/Newark, NJ (EWR - Liberty) to Orange County, CA (SNA) market.
Flight CO387 in the New York/Newark, NJ (EWR - Liberty) to Orange County, CA (SNA) market is in economy class.