AA 2762 then QR 76 at O'Hare
Denver → Chicago → Milan
Timetable, Chicago time
16:00AA 2762 from Denver at the gate
14:45QR 76 to Milan leaves the gate
22 h 45 apart on the timetable, overnight
QR 76 leaves 22 h 45 after AA 2762 arrives on the timetable: more than half a day, so not a connection we count.