AA 2704 then AA 5543 at Charlotte
Raleigh-Durham → Charlotte → Pittsburgh
Timetable, Charlotte time
16:45AA 2704 from Raleigh-Durham at the gate
08:35AA 5543 to Pittsburgh leaves the gate
15 h 50 apart on the timetable, overnight
AA 5543 leaves 15 h 50 after AA 2704 arrives on the timetable: more than half a day, so not a connection we count.