AA 5430 then AA 574 at Charlotte
Dayton → Charlotte → Miami
Timetable, Charlotte time
11:32AA 5430 from Dayton at the gate
11:00AA 574 to Miami leaves the gate
23 h 28 apart on the timetable, overnight
AA 574 leaves 23 h 28 after AA 5430 arrives on the timetable: more than half a day, so not a connection we count.