UA 5808 then WN 4313 at Denver
Tucson → Denver → Burbank
Timetable, Denver time
12:45UA 5808 from Tucson at the gate
12:15WN 4313 to Burbank leaves the gate
23 h 30 apart on the timetable, overnight
WN 4313 leaves 23 h 30 after UA 5808 arrives on the timetable: more than half a day, so not a connection we count.