WN 571 then WN 2600 at Phoenix
Dallas → Phoenix → Portland (Oregon)
Timetable, Phoenix time
10:50WN 571 from Dallas at the gate
10:05WN 2600 to Portland (Oregon) leaves the gate
23 h 15 apart on the timetable, overnight
WN 2600 leaves 23 h 15 after WN 571 arrives on the timetable: more than half a day, so not a connection we count.