F9 4409 then DL 3029 at Atlanta
Washington → Atlanta → Columbia
Timetable, Atlanta time
23:13F9 4409 from Washington at the gate
22:50DL 3029 to Columbia leaves the gate
23 h 37 apart on the timetable, overnight
DL 3029 leaves 23 h 37 after F9 4409 arrives on the timetable: more than half a day, so not a connection we count.