AA 5887 then AA 1597 at Philadelphia
Toronto → Philadelphia → Charleston (South Carolina)
Timetable, Philadelphia time
07:53AA 5887 from Toronto at the gate
21:49AA 1597 to Charleston (South Carolina) leaves the gate
13 h 56 apart on the timetable
AA 1597 leaves 13 h 56 after AA 5887 arrives on the timetable: more than half a day, so not a connection we count.