AA 5275 then AA 3306 at Charlotte
Harrisburg → Charlotte → Cincinnati
Timetable, Charlotte time
19:34AA 5275 from Harrisburg at the gate
19:20AA 3306 to Cincinnati leaves the gate
23 h 46 apart on the timetable, overnight
AA 3306 leaves 23 h 46 after AA 5275 arrives on the timetable: more than half a day, so not a connection we count.