AA 1762 then UA 1389 at Denver
Phoenix Sky Harbor → Denver → San Francisco
Timetable, Denver time
19:22AA 1762 from Phoenix Sky Harbor at the gate
19:20UA 1389 to San Francisco leaves the gate
23 h 58 apart on the timetable, overnight
UA 1389 leaves 23 h 58 after AA 1762 arrives on the timetable: more than half a day, so not a connection we count.