DL 5850 then DL 1480 at JFK
Jacksonville → New York → Atlanta
Timetable, New York time
14:40DL 5850 from Jacksonville at the gate
14:00DL 1480 to Atlanta leaves the gate
23 h 20 apart on the timetable, overnight
DL 1480 leaves 23 h 20 after DL 5850 arrives on the timetable: more than half a day, so not a connection we count.