AA 5454 then CZ 438 at O'Hare
Dayton → Chicago → Shanghai
Timetable, Chicago time
11:12AA 5454 from Dayton at the gate
01:45CZ 438 to Shanghai leaves the gate
14 h 33 apart on the timetable, overnight
CZ 438 leaves 14 h 33 after AA 5454 arrives on the timetable: more than half a day, so not a connection we count.