DL 915 then DL 5483 at JFK
Los Angeles → New York → Jacksonville
Timetable, New York time
08:18DL 915 from Los Angeles at the gate
07:15DL 5483 to Jacksonville leaves the gate
22 h 57 apart on the timetable, overnight
DL 5483 leaves 22 h 57 after DL 915 arrives on the timetable: more than half a day, so not a connection we count.