AA 5176 then AA 6018 at Charlotte
New Orleans → Charlotte → Knoxville
Timetable, Charlotte time
11:29AA 5176 from New Orleans at the gate
09:10AA 6018 to Knoxville leaves the gate
21 h 41 apart on the timetable, overnight
AA 6018 leaves 21 h 41 after AA 5176 arrives on the timetable: more than half a day, so not a connection we count.