AA 5198 then AA 6131 at Charlotte
Nashville → Charlotte → Jacksonville (North Carolina)
Timetable, Charlotte time
17:40AA 5198 from Nashville at the gate
15:42AA 6131 to Jacksonville (North Carolina) leaves the gate
22 h 02 apart on the timetable, overnight
AA 6131 leaves 22 h 02 after AA 5198 arrives on the timetable: more than half a day, so not a connection we count.