AA 2604 then Y8 7456 at O'Hare
Austin → Chicago → Shanghai
Timetable, Chicago time
20:03AA 2604 from Austin at the gate
19:10Y8 7456 to Shanghai leaves the gate
23 h 07 apart on the timetable, overnight
Y8 7456 leaves 23 h 07 after AA 2604 arrives on the timetable: more than half a day, so not a connection we count.