AA 9909 then AA 3927 at Phoenix
Salt Lake City → Phoenix → DES
Timetable, Phoenix time
14:30AA 9909 from Salt Lake City at the gate
13:30AA 3927 to DES leaves the gate
23 h apart on the timetable, overnight
AA 3927 leaves 23 h after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.