DL 1500 then DL 3177 at Atlanta
Cleveland → Atlanta → Charlotte
Timetable, Atlanta time
10:00DL 1500 from Cleveland at the gate
22:45DL 3177 to Charlotte leaves the gate
12 h 45 apart on the timetable
DL 3177 leaves 12 h 45 after DL 1500 arrives on the timetable: more than half a day, so not a connection we count.