AA 5895 then AA 1597 at Philadelphia
Richmond → Philadelphia → Charleston (South Carolina)
Timetable, Philadelphia time
08:37AA 5895 from Richmond at the gate
21:49AA 1597 to Charleston (South Carolina) leaves the gate
13 h 12 apart on the timetable
AA 1597 leaves 13 h 12 after AA 5895 arrives on the timetable: more than half a day, so not a connection we count.