DL 1431 then WN 2423 at Phoenix
Salt Lake City → Phoenix → Dallas
Timetable, Phoenix time
13:15DL 1431 from Salt Lake City at the gate
05:40WN 2423 to Dallas leaves the gate
16 h 25 apart on the timetable, overnight
WN 2423 leaves 16 h 25 after DL 1431 arrives on the timetable: more than half a day, so not a connection we count.