UA 5347 then WN 1913 at LAX
Las Vegas → Los Angeles → Denver
Timetable, Los Angeles time
11:53UA 5347 from Las Vegas at the gate
11:35WN 1913 to Denver leaves the gate
23 h 42 apart on the timetable, overnight
WN 1913 leaves 23 h 42 after UA 5347 arrives on the timetable: more than half a day, so not a connection we count.