AA 3224 then CZ 438 at O'Hare
Richmond → Chicago → Shanghai
Timetable, Chicago time
08:51AA 3224 from Richmond at the gate
01:45CZ 438 to Shanghai leaves the gate
16 h 54 apart on the timetable, overnight
CZ 438 leaves 16 h 54 after AA 3224 arrives on the timetable: more than half a day, so not a connection we count.