B6 2896 then B6 907 at Boston
Punta Cana → Boston → Nashville
Timetable, Boston time
21:59B6 2896 from Punta Cana at the gate
21:20B6 907 to Nashville leaves the gate
23 h 21 apart on the timetable, overnight
B6 907 leaves 23 h 21 after B6 2896 arrives on the timetable: more than half a day, so not a connection we count.