WN 4582 then AA 1962 at Charlotte
Nashville → Charlotte → Pittsburgh
Timetable, Charlotte time
22:45WN 4582 from Nashville at the gate
22:25AA 1962 to Pittsburgh leaves the gate
23 h 40 apart on the timetable, overnight
AA 1962 leaves 23 h 40 after WN 4582 arrives on the timetable: more than half a day, so not a connection we count.