AA 3881 then ET 3511 at O'Hare
Albuquerque → Chicago → Muscat
Timetable, Chicago time
18:14AA 3881 from Albuquerque at the gate
09:05ET 3511 to Muscat leaves the gate
14 h 51 apart on the timetable, overnight
ET 3511 leaves 14 h 51 after AA 3881 arrives on the timetable: more than half a day, so not a connection we count.