DL 1584 then UA 1027 at LAX
Austin → Los Angeles → Denver
Timetable, Los Angeles time
20:26DL 1584 from Austin at the gate
18:00UA 1027 to Denver leaves the gate
21 h 34 apart on the timetable, overnight
UA 1027 leaves 21 h 34 after DL 1584 arrives on the timetable: more than half a day, so not a connection we count.