AA 3168 then AA 1502 at Charlotte
Oklahoma City → Charlotte → Nashville
Timetable, Charlotte time
21:40AA 3168 from Oklahoma City at the gate
19:50AA 1502 to Nashville leaves the gate
22 h 10 apart on the timetable, overnight
AA 1502 leaves 22 h 10 after AA 3168 arrives on the timetable: more than half a day, so not a connection we count.