AA 5921 then AA 2758 at Charlotte
Fort Wayne → Charlotte → Memphis
Timetable, Charlotte time
08:24AA 5921 from Fort Wayne at the gate
21:00AA 2758 to Memphis leaves the gate
12 h 36 apart on the timetable
AA 2758 leaves 12 h 36 after AA 5921 arrives on the timetable: more than half a day, so not a connection we count.