DL 775 then AA 5081 at Atlanta
Cleveland → Atlanta → Philadelphia
Timetable, Atlanta time
17:01DL 775 from Cleveland at the gate
16:25AA 5081 to Philadelphia leaves the gate
23 h 24 apart on the timetable, overnight
AA 5081 leaves 23 h 24 after DL 775 arrives on the timetable: more than half a day, so not a connection we count.