UA 199 then UA 684 at LAX
Shanghai → Los Angeles → Fresno
Timetable, Los Angeles time
16:35UA 199 from Shanghai at the gate
16:30UA 684 to Fresno leaves the gate
23 h 55 apart on the timetable, overnight
UA 684 leaves 23 h 55 after UA 199 arrives on the timetable: more than half a day, so not a connection we count.