AA 9397 then CM 2535 at San Francisco
Santa Ana → San Francisco → Reno
Timetable, San Francisco time
21:26AA 9397 from Santa Ana at the gate
20:45CM 2535 to Reno leaves the gatealso UA 5903
23 h 19 apart on the timetable, overnight
CM 2535 leaves 23 h 19 after AA 9397 arrives on the timetable: more than half a day, so not a connection we count.