AA 5250 then AA 3015 at Charlotte
Allentown → Charlotte → Chicago O'Hare
Timetable, Charlotte time
09:44AA 5250 from Allentown at the gate
09:41AA 3015 to Chicago O'Hare leaves the gate
23 h 57 apart on the timetable, overnight
AA 3015 leaves 23 h 57 after AA 5250 arrives on the timetable: more than half a day, so not a connection we count.