AA 5855 then AA 2255 at Charlotte
Roanoke → Charlotte → Pittsburgh
Timetable, Charlotte time
10:45AA 5855 from Roanoke at the gate
08:55AA 2255 to Pittsburgh leaves the gate
22 h 10 apart on the timetable, overnight
AA 2255 leaves 22 h 10 after AA 5855 arrives on the timetable: more than half a day, so not a connection we count.