AA 5536 then AA 5506 at Charlotte
Norfolk → Charlotte → Memphis
Timetable, Charlotte time
15:19AA 5536 from Norfolk at the gate
12:22AA 5506 to Memphis leaves the gate
21 h 03 apart on the timetable, overnight
AA 5506 leaves 21 h 03 after AA 5536 arrives on the timetable: more than half a day, so not a connection we count.