AA 9909 then AA 4104 at Denver
Los Angeles → Denver → Phoenix Sky Harbor
Timetable, Denver time
16:45AA 9909 from Los Angeles at the gate
15:45AA 4104 to Phoenix Sky Harbor leaves the gate
23 h apart on the timetable, overnight
AA 4104 leaves 23 h after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.