AA 3994 then CK 626 at O'Hare
Wichita → Chicago → Shanghai
Timetable, Chicago time
08:50AA 3994 from Wichita at the gate
00:01CK 626 to Shanghai leaves the gate
15 h 11 apart on the timetable, overnight
CK 626 leaves 15 h 11 after AA 3994 arrives on the timetable: more than half a day, so not a connection we count.