AA 9909 then AA 3376 at Phoenix
Salt Lake City → Phoenix → Denver
Timetable, Phoenix time
14:30AA 9909 from Salt Lake City at the gate
13:16AA 3376 to Denver leaves the gate
22 h 46 apart on the timetable, overnight
AA 3376 leaves 22 h 46 after AA 9909 arrives on the timetable: more than half a day, so not a connection we count.