AA 2538 then AA 2758 at Charlotte
Tampa → Charlotte → Memphis
Timetable, Charlotte time
08:53AA 2538 from Tampa at the gate
21:00AA 2758 to Memphis leaves the gate
12 h 07 apart on the timetable
AA 2758 leaves 12 h 07 after AA 2538 arrives on the timetable: more than half a day, so not a connection we count.