AA 2039 then AA 1502 at Charlotte
Richmond → Charlotte → Nashville
Timetable, Charlotte time
21:27AA 2039 from Richmond at the gate
19:50AA 1502 to Nashville leaves the gate
22 h 23 apart on the timetable, overnight
AA 1502 leaves 22 h 23 after AA 2039 arrives on the timetable: more than half a day, so not a connection we count.