UA 2184 then DL 3704 at LAX
Las Vegas → Los Angeles → Aspen
Timetable, Los Angeles time
14:42UA 2184 from Las Vegas at the gate
10:35DL 3704 to Aspen leaves the gate
19 h 53 apart on the timetable, overnight
DL 3704 leaves 19 h 53 after UA 2184 arrives on the timetable: more than half a day, so not a connection we count.