AA 6127 then AA 6113 at Charlotte
Chattanooga → Charlotte → Knoxville
Timetable, Charlotte time
12:22AA 6127 from Chattanooga at the gate
12:00AA 6113 to Knoxville leaves the gate
23 h 38 apart on the timetable, overnight
AA 6113 leaves 23 h 38 after AA 6127 arrives on the timetable: more than half a day, so not a connection we count.