AA 2484 then AA 1597 at Philadelphia
Charlotte → Philadelphia → Charleston (South Carolina)
Timetable, Philadelphia time
18:38AA 2484 from Charlotte at the gate
18:37AA 1597 to Charleston (South Carolina) leaves the gate
23 h 59 apart on the timetable, overnight
AA 1597 leaves 23 h 59 after AA 2484 arrives on the timetable: more than half a day, so not a connection we count.