AA 5610 then AA 5543 at Charlotte
Greensboro → Charlotte → Pittsburgh
Timetable, Charlotte time
13:55AA 5610 from Greensboro at the gate
08:35AA 5543 to Pittsburgh leaves the gate
18 h 40 apart on the timetable, overnight
AA 5543 leaves 18 h 40 after AA 5610 arrives on the timetable: more than half a day, so not a connection we count.