AA 6006 then AA 5585 at Charlotte
Huntsville → Charlotte → Roanoke
Timetable, Charlotte time
13:41AA 6006 from Huntsville at the gate
11:30AA 5585 to Roanoke leaves the gate
21 h 49 apart on the timetable, overnight
AA 5585 leaves 21 h 49 after AA 6006 arrives on the timetable: more than half a day, so not a connection we count.