AA 5457 then AA 6002 at Charlotte
Manchester → Charlotte → Huntsville
Timetable, Charlotte time
17:03AA 5457 from Manchester at the gate
17:00AA 6002 to Huntsville leaves the gate
23 h 57 apart on the timetable, overnight
AA 6002 leaves 23 h 57 after AA 5457 arrives on the timetable: more than half a day, so not a connection we count.