AA 2212 then Y8 7456 at O'Hare
Santa Ana → Chicago → Shanghai
Timetable, Chicago time
21:44AA 2212 from Santa Ana at the gate
19:10Y8 7456 to Shanghai leaves the gate
21 h 26 apart on the timetable, overnight
Y8 7456 leaves 21 h 26 after AA 2212 arrives on the timetable: more than half a day, so not a connection we count.