AA 5021 then DL 5688 at Charlotte
St Louis → Charlotte → New York LaGuardia
Timetable, Charlotte time
19:29AA 5021 from St Louis at the gate
11:58DL 5688 to New York LaGuardia leaves the gate
16 h 29 apart on the timetable, overnight
DL 5688 leaves 16 h 29 after AA 5021 arrives on the timetable: more than half a day, so not a connection we count.