UA 3886 then CA 1056 at O'Hare
Chicago → Chicago → Shanghai
Timetable, Chicago time
23:32UA 3886 from Chicago at the gate
23:05CA 1056 to Shanghai leaves the gate
23 h 33 apart on the timetable, overnight
CA 1056 leaves 23 h 33 after UA 3886 arrives on the timetable: more than half a day, so not a connection we count.