WN 2206 then DL 1697 at Phoenix
Salt Lake City → Phoenix → Boston
Timetable, Phoenix time
19:40WN 2206 from Salt Lake City at the gate
14:20DL 1697 to Boston leaves the gate
18 h 40 apart on the timetable, overnight
DL 1697 leaves 18 h 40 after WN 2206 arrives on the timetable: more than half a day, so not a connection we count.