AA 873 then CI 5345 at Atlanta
Chicago O'Hare → Atlanta → San Francisco
Timetable, Atlanta time
10:23AA 873 from Chicago O'Hare at the gate
23:46CI 5345 to San Francisco leaves the gate
13 h 23 apart on the timetable
CI 5345 leaves 13 h 23 after AA 873 arrives on the timetable: more than half a day, so not a connection we count.