AA 597 then AF 8811 at San Francisco
Chicago O'Hare → San Francisco → Los Angeles
Timetable, San Francisco time
16:19AA 597 from Chicago O'Hare at the gatealso QF 4712
11:44AF 8811 to Los Angeles leaves the gate
19 h 25 apart on the timetable, overnight
AF 8811 leaves 19 h 25 after AA 597 arrives on the timetable: more than half a day, so not a connection we count.