WN 642 then UA 499 at San Francisco
Burbank → San Francisco → Nashville
Timetable, San Francisco time
11:05WN 642 from Burbank at the gate
10:50UA 499 to Nashville leaves the gatealso VA 8254, NZ 9387
23 h 45 apart on the timetable, overnight
UA 499 leaves 23 h 45 after WN 642 arrives on the timetable: more than half a day, so not a connection we count.