AA 9909 then UA 5546 at Denver
Los Angeles → Denver → Colorado Springs
Timetable, Denver time
16:45AA 9909 from Los Angeles at the gate
15:30UA 5546 to Colorado Springs leaves the gate
22 h 45 apart on the timetable, overnight
UA 5546 leaves 22 h 45 after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.