IB 8548 then CI 5346 at San Francisco
Miami → San Francisco → Atlanta
Timetable, San Francisco time
00:12IB 8548 from Miami at the gate
12:15CI 5346 to Atlanta leaves the gate
12 h 03 apart on the timetable
CI 5346 leaves 12 h 03 after IB 8548 arrives on the timetable: more than half a day, so not a connection we count.