DL 9936 then DL 2174 at Atlanta
ILN → Atlanta → Charleston (South Carolina)
Timetable, Atlanta time
15:29DL 9936 from ILN at the gate
15:15DL 2174 to Charleston (South Carolina) leaves the gate
23 h 46 apart on the timetable, overnight
DL 2174 leaves 23 h 46 after DL 9936 arrives on the timetable: more than half a day, so not a connection we count.