AA 3289 then ET 3511 at O'Hare
Fort Myers → Chicago → Muscat
Timetable, Chicago time
14:16AA 3289 from Fort Myers at the gate
09:05ET 3511 to Muscat leaves the gate
18 h 49 apart on the timetable, overnight
ET 3511 leaves 18 h 49 after AA 3289 arrives on the timetable: more than half a day, so not a connection we count.