AA 5176 then DL 5723 at Charlotte
New Orleans → Charlotte → New York LaGuardia
Timetable, Charlotte time
11:29AA 5176 from New Orleans at the gate
09:00DL 5723 to New York LaGuardia leaves the gate
21 h 31 apart on the timetable, overnight
DL 5723 leaves 21 h 31 after AA 5176 arrives on the timetable: more than half a day, so not a connection we count.