DL 504 then UA 771 at LAX
Orlando → Los Angeles → Beijing
Timetable, Los Angeles time
11:15DL 504 from Orlando at the gate
23:35UA 771 to Beijing leaves the gate
12 h 20 apart on the timetable
UA 771 leaves 12 h 20 after DL 504 arrives on the timetable: more than half a day, so not a connection we count.