AA 5307 then AA 1502 at Charlotte
Louisville → Charlotte → Nashville
Timetable, Charlotte time
10:25AA 5307 from Louisville at the gate
23:13AA 1502 to Nashville leaves the gate
12 h 48 apart on the timetable
AA 1502 leaves 12 h 48 after AA 5307 arrives on the timetable: more than half a day, so not a connection we count.