DL 5680 then B6 2783 at Boston
Pittsburgh → Boston → Raleigh-Durham
Timetable, Boston time
20:47DL 5680 from Pittsburgh at the gate
19:45B6 2783 to Raleigh-Durham leaves the gate
22 h 58 apart on the timetable, overnight
B6 2783 leaves 22 h 58 after DL 5680 arrives on the timetable: more than half a day, so not a connection we count.