DL 1223 then DL 2539 at Atlanta
Cincinnati → Atlanta → Greensboro
Timetable, Atlanta time
16:33DL 1223 from Cincinnati at the gate
14:41DL 2539 to Greensboro leaves the gate
22 h 08 apart on the timetable, overnight
DL 2539 leaves 22 h 08 after DL 1223 arrives on the timetable: more than half a day, so not a connection we count.