UA 199 then AS 9915 at LAX
Shanghai → Los Angeles → Dallas-Fort Worth
Timetable, Los Angeles time
16:35UA 199 from Shanghai at the gate
07:34AS 9915 to Dallas-Fort Worth leaves the gate
14 h 59 apart on the timetable, overnight
AS 9915 leaves 14 h 59 after UA 199 arrives on the timetable: more than half a day, so not a connection we count.