DL 1697 then DL 5672 at Boston
Phoenix → Boston → Washington National
Timetable, Boston time
21:00DL 1697 from Phoenix at the gate
10:45DL 5672 to Washington National leaves the gate
13 h 45 apart on the timetable, overnight
DL 5672 leaves 13 h 45 after DL 1697 arrives on the timetable: more than half a day, so not a connection we count.