AA 5136 then WN 2731 at Charlotte
Memphis → Charlotte → Nashville
Timetable, Charlotte time
08:11AA 5136 from Memphis at the gate
20:55WN 2731 to Nashville leaves the gate
12 h 44 apart on the timetable
WN 2731 leaves 12 h 44 after AA 5136 arrives on the timetable: more than half a day, so not a connection we count.