DL 2847 then DL 747 at JFK
New Orleans → New York → Los Angeles
Timetable, New York time
15:27DL 2847 from New Orleans at the gate
11:00DL 747 to Los Angeles leaves the gate
19 h 33 apart on the timetable, overnight
DL 747 leaves 19 h 33 after DL 2847 arrives on the timetable: more than half a day, so not a connection we count.