AA 1992 then AA 1295 at Charlotte
St Louis → Charlotte → Nashville
Timetable, Charlotte time
13:14AA 1992 from St Louis at the gate
13:00AA 1295 to Nashville leaves the gate
23 h 46 apart on the timetable, overnight
AA 1295 leaves 23 h 46 after AA 1992 arrives on the timetable: more than half a day, so not a connection we count.