AA 2891 then DL 5442 at Atlanta
Miami → Atlanta → Allentown
Timetable, Atlanta time
10:28AA 2891 from Miami at the gate
09:58DL 5442 to Allentown leaves the gate
23 h 30 apart on the timetable, overnight
DL 5442 leaves 23 h 30 after AA 2891 arrives on the timetable: more than half a day, so not a connection we count.