DL 4099 then AS 9909 at LAX
Reno → Los Angeles → Denver
Timetable, Los Angeles time
13:52DL 4099 from Reno at the gate
13:45AS 9909 to Denver leaves the gate
23 h 53 apart on the timetable, overnight
AS 9909 leaves 23 h 53 after DL 4099 arrives on the timetable: more than half a day, so not a connection we count.