AA 9909 then UA 5057 at Denver
Los Angeles → Denver → Roswell
Timetable, Denver time
16:45AA 9909 from Los Angeles at the gate
15:40UA 5057 to Roswell leaves the gate
22 h 55 apart on the timetable, overnight
UA 5057 leaves 22 h 55 after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.