MX 517 then WN 3388 at Phoenix
Provo → Phoenix → Denver
Timetable, Phoenix time
15:24MX 517 from Provo at the gate
15:15WN 3388 to Denver leaves the gate
23 h 51 apart on the timetable, overnight
WN 3388 leaves 23 h 51 after MX 517 arrives on the timetable: more than half a day, so not a connection we count.