UA 571 then UA 2115 at San Francisco
Atlanta → San Francisco → Burbank
Timetable, San Francisco time
11:24UA 571 from Atlanta at the gatealso VA 8403, NZ 9005
10:28UA 2115 to Burbank leaves the gate
23 h 04 apart on the timetable, overnight
UA 2115 leaves 23 h 04 after UA 571 arrives on the timetable: more than half a day, so not a connection we count.