AA 922 then ET 3511 at O'Hare
New York LaGuardia → Chicago → Muscat
Timetable, Chicago time
20:06AA 922 from New York LaGuardia at the gate
09:05ET 3511 to Muscat leaves the gate
12 h 59 apart on the timetable, overnight
ET 3511 leaves 12 h 59 after AA 922 arrives on the timetable: more than half a day, so not a connection we count.