DL 2925 then AA 497 at Atlanta
Mobile → Atlanta → Philadelphia
Timetable, Atlanta time
20:35DL 2925 from Mobile at the gate
16:29AA 497 to Philadelphia leaves the gate
19 h 54 apart on the timetable, overnight
AA 497 leaves 19 h 54 after DL 2925 arrives on the timetable: more than half a day, so not a connection we count.