UA 5489 then AS 9915 at LAX
Kansas City → Los Angeles → Dallas-Fort Worth
Timetable, Los Angeles time
17:58UA 5489 from Kansas City at the gate
07:34AS 9915 to Dallas-Fort Worth leaves the gate
13 h 36 apart on the timetable, overnight
AS 9915 leaves 13 h 36 after UA 5489 arrives on the timetable: more than half a day, so not a connection we count.