AA 5198 then AA 5245 at Charlotte
Nashville → Charlotte → Dayton
Timetable, Charlotte time
17:40AA 5198 from Nashville at the gate
15:25AA 5245 to Dayton leaves the gate
21 h 45 apart on the timetable, overnight
AA 5245 leaves 21 h 45 after AA 5198 arrives on the timetable: more than half a day, so not a connection we count.