B6 1786 then B6 1323 at Boston
Pittsburgh → Boston → Santiago (Dominican Republic)
Timetable, Boston time
20:23B6 1786 from Pittsburgh at the gate
18:55B6 1323 to Santiago (Dominican Republic) leaves the gate
22 h 32 apart on the timetable, overnight
B6 1323 leaves 22 h 32 after B6 1786 arrives on the timetable: more than half a day, so not a connection we count.