AA 214 then CA 1020 at O'Hare
Dallas-Fort Worth → Chicago → Shanghai
Timetable, Chicago time
12:24AA 214 from Dallas-Fort Worth at the gate
08:17CA 1020 to Shanghai leaves the gate
19 h 53 apart on the timetable, overnight
CA 1020 leaves 19 h 53 after AA 214 arrives on the timetable: more than half a day, so not a connection we count.