AA 5547 then AA 2255 at Charlotte
Savannah → Charlotte → Pittsburgh
Timetable, Charlotte time
10:11AA 5547 from Savannah at the gate
08:55AA 2255 to Pittsburgh leaves the gate
22 h 44 apart on the timetable, overnight
AA 2255 leaves 22 h 44 after AA 5547 arrives on the timetable: more than half a day, so not a connection we count.