AA 5392 then DL 5845 at Philadelphia
Manchester → Philadelphia → Boston
Timetable, Philadelphia time
09:38AA 5392 from Manchester at the gate
09:00DL 5845 to Boston leaves the gate
23 h 22 apart on the timetable, overnight
DL 5845 leaves 23 h 22 after AA 5392 arrives on the timetable: more than half a day, so not a connection we count.