UA 455 then AA 9795 at Phoenix
Chicago O'Hare → Phoenix → Santa Clara
Timetable, Phoenix time
15:57UA 455 from Chicago O'Hare at the gate
07:00AA 9795 to Santa Clara leaves the gate
15 h 03 apart on the timetable, overnight
AA 9795 leaves 15 h 03 after UA 455 arrives on the timetable: more than half a day, so not a connection we count.