AA 2037 then AA 6110 at Charlotte
Memphis → Charlotte → Knoxville
Timetable, Charlotte time
14:54AA 2037 from Memphis at the gate
14:50AA 6110 to Knoxville leaves the gate
23 h 56 apart on the timetable, overnight
AA 6110 leaves 23 h 56 after AA 2037 arrives on the timetable: more than half a day, so not a connection we count.