GB 797 then DL 5666 at O'Hare
Cincinnati Northern Kentucky → Chicago → New York JFK
Timetable, Chicago time
06:43GB 797 from Cincinnati Northern Kentucky at the gate
06:00DL 5666 to New York JFK leaves the gate
23 h 17 apart on the timetable, overnight
DL 5666 leaves 23 h 17 after GB 797 arrives on the timetable: more than half a day, so not a connection we count.