AA 2014 then AA 1641 at Charlotte
Richmond → Charlotte → Memphis
Timetable, Charlotte time
08:41AA 2014 from Richmond at the gate
20:51AA 1641 to Memphis leaves the gate
12 h 10 apart on the timetable
AA 1641 leaves 12 h 10 after AA 2014 arrives on the timetable: more than half a day, so not a connection we count.