AA 945 then B6 9002 at Boston
Washington National → Boston → Bedford
Timetable, Boston time
16:54AA 945 from Washington National at the gate
11:00B6 9002 to Bedford leaves the gate
18 h 06 apart on the timetable, overnight
B6 9002 leaves 18 h 06 after AA 945 arrives on the timetable: more than half a day, so not a connection we count.