AA 3139 then AA 2758 at Charlotte
Philadelphia → Charlotte → Memphis
Timetable, Charlotte time
07:52AA 3139 from Philadelphia at the gate
21:00AA 2758 to Memphis leaves the gate
13 h 08 apart on the timetable
AA 2758 leaves 13 h 08 after AA 3139 arrives on the timetable: more than half a day, so not a connection we count.