UA 2386 then UA 581 at San Francisco
Burbank → San Francisco → Cleveland
Timetable, San Francisco time
12:51UA 2386 from Burbank at the gatealso AC 4514, EK 6026
12:45UA 581 to Cleveland leaves the gate
23 h 54 apart on the timetable, overnight
UA 581 leaves 23 h 54 after UA 2386 arrives on the timetable: more than half a day, so not a connection we count.