DL 4099 then UA 505 at LAX
Reno → Los Angeles → Las Vegas
Timetable, Los Angeles time
13:52DL 4099 from Reno at the gate
13:42UA 505 to Las Vegas leaves the gate
23 h 50 apart on the timetable, overnight
UA 505 leaves 23 h 50 after DL 4099 arrives on the timetable: more than half a day, so not a connection we count.