AA 2570 then CZ 428 at O'Hare
Salt Lake City → Chicago → Shanghai
Timetable, Chicago time
21:55AA 2570 from Salt Lake City at the gate
21:25CZ 428 to Shanghai leaves the gate
23 h 30 apart on the timetable, overnight
CZ 428 leaves 23 h 30 after AA 2570 arrives on the timetable: more than half a day, so not a connection we count.