DL 2368 then AA 3141 at O'Hare
Los Angeles → Chicago → San Francisco
Timetable, Chicago time
17:50DL 2368 from Los Angeles at the gate
17:10AA 3141 to San Francisco leaves the gate
23 h 20 apart on the timetable, overnight
AA 3141 leaves 23 h 20 after DL 2368 arrives on the timetable: more than half a day, so not a connection we count.