AA 1831 then AA 5245 at Charlotte
Key West → Charlotte → Dayton
Timetable, Charlotte time
16:14AA 1831 from Key West at the gate
15:25AA 5245 to Dayton leaves the gate
23 h 11 apart on the timetable, overnight
AA 5245 leaves 23 h 11 after AA 1831 arrives on the timetable: more than half a day, so not a connection we count.