UA 5347 then DL 3704 at LAX
Las Vegas → Los Angeles → Aspen
Timetable, Los Angeles time
11:53UA 5347 from Las Vegas at the gate
10:35DL 3704 to Aspen leaves the gate
22 h 42 apart on the timetable, overnight
DL 3704 leaves 22 h 42 after UA 5347 arrives on the timetable: more than half a day, so not a connection we count.