AA 3871 then AA 3268 at Charlotte
Northwest Arkansas → Charlotte → Punta Cana
Timetable, Charlotte time
12:13AA 3871 from Northwest Arkansas at the gate
07:10AA 3268 to Punta Cana leaves the gate
18 h 57 apart on the timetable, overnight
AA 3268 leaves 18 h 57 after AA 3871 arrives on the timetable: more than half a day, so not a connection we count.