DL 2368 then AA 3246 at O'Hare
Los Angeles → Chicago → San Francisco
Timetable, Chicago time
17:50DL 2368 from Los Angeles at the gate
16:56AA 3246 to San Francisco leaves the gate
23 h 06 apart on the timetable, overnight
AA 3246 leaves 23 h 06 after DL 2368 arrives on the timetable: more than half a day, so not a connection we count.