AA 2544 then AA 2294 at Charlotte
Columbus (Ohio) → Charlotte → San Francisco
Timetable, Charlotte time
20:19AA 2544 from Columbus (Ohio) at the gate
19:26AA 2294 to San Francisco leaves the gate
23 h 07 apart on the timetable, overnight
AA 2294 leaves 23 h 07 after AA 2544 arrives on the timetable: more than half a day, so not a connection we count.