WN 642 then AC 4215 at San Francisco
Burbank → San Francisco → Salt Lake City
Timetable, San Francisco time
11:05WN 642 from Burbank at the gate
10:38AC 4215 to Salt Lake City leaves the gatealso UA 6019, VA 8443
23 h 33 apart on the timetable, overnight
AC 4215 leaves 23 h 33 after WN 642 arrives on the timetable: more than half a day, so not a connection we count.