AA 2148 then AA 5553 at Charlotte
Chicago O'Hare → Charlotte → Allentown
Timetable, Charlotte time
21:52AA 2148 from Chicago O'Hare at the gate
21:35AA 5553 to Allentown leaves the gate
23 h 43 apart on the timetable, overnight
AA 5553 leaves 23 h 43 after AA 2148 arrives on the timetable: more than half a day, so not a connection we count.