DL 5678 then B6 9002 at Boston
Pittsburgh → Boston → Bedford
Timetable, Boston time
12:50DL 5678 from Pittsburgh at the gate
11:00B6 9002 to Bedford leaves the gate
22 h 10 apart on the timetable, overnight
B6 9002 leaves 22 h 10 after DL 5678 arrives on the timetable: more than half a day, so not a connection we count.