AA 3953 then AA 1762 at Phoenix
Little Rock → Phoenix → Denver
Timetable, Phoenix time
16:40AA 3953 from Little Rock at the gate
16:15AA 1762 to Denver leaves the gate
23 h 35 apart on the timetable, overnight
AA 1762 leaves 23 h 35 after AA 3953 arrives on the timetable: more than half a day, so not a connection we count.