AA 2416 then CA 8414 at O'Hare
Houston → Chicago → Shanghai
Timetable, Chicago time
21:49AA 2416 from Houston at the gate
20:45CA 8414 to Shanghai leaves the gate
22 h 56 apart on the timetable, overnight
CA 8414 leaves 22 h 56 after AA 2416 arrives on the timetable: more than half a day, so not a connection we count.