AV 2347 then Y4 2410 at San Francisco
Burbank → San Francisco → Denver
Timetable, San Francisco time
20:08AV 2347 from Burbank at the gate
12:20Y4 2410 to Denver leaves the gatealso F9 3436
16 h 12 apart on the timetable, overnight
Y4 2410 leaves 16 h 12 after AV 2347 arrives on the timetable: more than half a day, so not a connection we count.