WN 1760 then DL 1697 at Phoenix
Denver → Phoenix → Boston
Timetable, Phoenix time
22:35WN 1760 from Denver at the gate
14:20DL 1697 to Boston leaves the gate
15 h 45 apart on the timetable, overnight
DL 1697 leaves 15 h 45 after WN 1760 arrives on the timetable: more than half a day, so not a connection we count.