AA 5434 then AA 5643 at Charlotte
Allentown → Charlotte → Savannah
Timetable, Charlotte time
14:56AA 5434 from Allentown at the gate
14:06AA 5643 to Savannah leaves the gate
23 h 10 apart on the timetable, overnight
AA 5643 leaves 23 h 10 after AA 5434 arrives on the timetable: more than half a day, so not a connection we count.