DL 3091 then AA 4478 at Atlanta
Charleston (South Carolina) → Atlanta → New York LaGuardia
Timetable, Atlanta time
12:36DL 3091 from Charleston (South Carolina) at the gate
12:13AA 4478 to New York LaGuardia leaves the gate
23 h 37 apart on the timetable, overnight
AA 4478 leaves 23 h 37 after DL 3091 arrives on the timetable: more than half a day, so not a connection we count.