Oh, wait, it's Comair, isn't it. Never mind. Those folks have absolutely no concept of customer service.

Wait...doesn't Delta handle the flights at JFK? None the less...I work at CVG...hellooo...you would have been endorsed to someone...lol...or I (we)
would have worked something out. I've never known someone to be held overnight if there was anyway to get them to their destination either directly or somewhere close and ground. Guess it's just JFK.