AA 5915 then AA 5543 at Charlotte
Fayetteville → Charlotte → Pittsburgh
Timetable, Charlotte time
15:50AA 5915 from Fayetteville at the gate
08:35AA 5543 to Pittsburgh leaves the gate
16 h 45 apart on the timetable, overnight
AA 5543 leaves 16 h 45 after AA 5915 arrives on the timetable: more than half a day, so not a connection we count.