DL 2925 then AA 2880 at Atlanta
Mobile → Atlanta → Miami
Timetable, Atlanta time
20:35DL 2925 from Mobile at the gate
17:02AA 2880 to Miami leaves the gate
20 h 27 apart on the timetable, overnight
AA 2880 leaves 20 h 27 after DL 2925 arrives on the timetable: more than half a day, so not a connection we count.