AA 1135 then CA 3174 at O'Hare
Washington National → Chicago → Guangzhou
Timetable, Chicago time
20:06AA 1135 from Washington National at the gate
13:40CA 3174 to Guangzhou leaves the gate
17 h 34 apart on the timetable, overnight
CA 3174 leaves 17 h 34 after AA 1135 arrives on the timetable: more than half a day, so not a connection we count.