WN 596 then WN 1790 at San Francisco
Los Angeles → San Francisco → Las Vegas
Timetable, San Francisco time
13:05WN 596 from Los Angeles at the gate
12:50WN 1790 to Las Vegas leaves the gate
23 h 45 apart on the timetable, overnight
WN 1790 leaves 23 h 45 after WN 596 arrives on the timetable: more than half a day, so not a connection we count.