AA 30 then DL 5483 at JFK
Los Angeles → New York → Jacksonville
Timetable, New York time
07:59AA 30 from Los Angeles at the gate
07:15DL 5483 to Jacksonville leaves the gate
23 h 16 apart on the timetable, overnight
DL 5483 leaves 23 h 16 after AA 30 arrives on the timetable: more than half a day, so not a connection we count.