AA 6060 then AA 797 at Charlotte
Chattanooga → Charlotte → Nashville
Timetable, Charlotte time
06:33AA 6060 from Chattanooga at the gate
21:54AA 797 to Nashville leaves the gate
15 h 21 apart on the timetable
AA 797 leaves 15 h 21 after AA 6060 arrives on the timetable: more than half a day, so not a connection we count.