AA 3164 then Y8 7456 at O'Hare
New York LaGuardia → Chicago → Shanghai
Timetable, Chicago time
10:53AA 3164 from New York LaGuardia at the gate
01:35Y8 7456 to Shanghai leaves the gate
14 h 42 apart on the timetable, overnight
Y8 7456 leaves 14 h 42 after AA 3164 arrives on the timetable: more than half a day, so not a connection we count.