AA 2001 then AA 5670 at Charlotte
Austin → Charlotte → Lexington
Timetable, Charlotte time
15:34AA 2001 from Austin at the gate
14:49AA 5670 to Lexington leaves the gate
23 h 15 apart on the timetable, overnight
AA 5670 leaves 23 h 15 after AA 2001 arrives on the timetable: more than half a day, so not a connection we count.