AA 2544 then AA 5205 at Charlotte
Columbus (Ohio) → Charlotte → Huntsville
Timetable, Charlotte time
20:19AA 2544 from Columbus (Ohio) at the gate
20:00AA 5205 to Huntsville leaves the gate
23 h 41 apart on the timetable, overnight
AA 5205 leaves 23 h 41 after AA 2544 arrives on the timetable: more than half a day, so not a connection we count.