DL 1248 then DL 3032 at Atlanta
Harrisburg → Atlanta → Columbia
Timetable, Atlanta time
16:08DL 1248 from Harrisburg at the gate
15:55DL 3032 to Columbia leaves the gate
23 h 47 apart on the timetable, overnight
DL 3032 leaves 23 h 47 after DL 1248 arrives on the timetable: more than half a day, so not a connection we count.