AA 2851 then AA 6002 at Charlotte
Kansas City → Charlotte → Huntsville
Timetable, Charlotte time
18:19AA 2851 from Kansas City at the gate
17:00AA 6002 to Huntsville leaves the gate
22 h 41 apart on the timetable, overnight
AA 6002 leaves 22 h 41 after AA 2851 arrives on the timetable: more than half a day, so not a connection we count.