UA 2384 then CA 1016 at O'Hare
Miami → Chicago → Shanghai
Timetable, Chicago time
11:25UA 2384 from Miami at the gate
23:30CA 1016 to Shanghai leaves the gate
12 h 05 apart on the timetable
CA 1016 leaves 12 h 05 after UA 2384 arrives on the timetable: more than half a day, so not a connection we count.