AA 5536 then AA 2509 at Charlotte
Norfolk → Charlotte → Chicago O'Hare
Timetable, Charlotte time
15:19AA 5536 from Norfolk at the gate
14:54AA 2509 to Chicago O'Hare leaves the gate
23 h 35 apart on the timetable, overnight
AA 2509 leaves 23 h 35 after AA 5536 arrives on the timetable: more than half a day, so not a connection we count.