DL 974 then DL 3179 at Atlanta
New York LaGuardia → Atlanta → Charleston (South Carolina)
Timetable, Atlanta time
17:32DL 974 from New York LaGuardia at the gate
16:42DL 3179 to Charleston (South Carolina) leaves the gate
23 h 10 apart on the timetable, overnight
DL 3179 leaves 23 h 10 after DL 974 arrives on the timetable: more than half a day, so not a connection we count.