DL 2906 then WN 2258 at Salt Lake City
Los Angeles → Salt Lake City → Las Vegas
Timetable, Salt Lake City time
08:44DL 2906 from Los Angeles at the gate
21:25WN 2258 to Las Vegas leaves the gate
12 h 41 apart on the timetable
WN 2258 leaves 12 h 41 after DL 2906 arrives on the timetable: more than half a day, so not a connection we count.