UA 5421 then WN 4313 at Denver
Rapid City → Denver → Burbank
Timetable, Denver time
12:45UA 5421 from Rapid City at the gate
12:05WN 4313 to Burbank leaves the gate
23 h 20 apart on the timetable, overnight
WN 4313 leaves 23 h 20 after UA 5421 arrives on the timetable: more than half a day, so not a connection we count.