AA 4798 then CA 8414 at O'Hare
Little Rock → Chicago → Shanghai
Timetable, Chicago time
22:00AA 4798 from Little Rock at the gate
20:45CA 8414 to Shanghai leaves the gate
22 h 45 apart on the timetable, overnight
CA 8414 leaves 22 h 45 after AA 4798 arrives on the timetable: more than half a day, so not a connection we count.