AA 3071 then AA 3268 at Charlotte
Harrisburg → Charlotte → Punta Cana
Timetable, Charlotte time
13:06AA 3071 from Harrisburg at the gate
07:10AA 3268 to Punta Cana leaves the gate
18 h 04 apart on the timetable, overnight
AA 3268 leaves 18 h 04 after AA 3071 arrives on the timetable: more than half a day, so not a connection we count.