AA 6287 then ET 3511 at O'Hare
Wichita → Chicago → Muscat
Timetable, Chicago time
20:15AA 6287 from Wichita at the gate
09:05ET 3511 to Muscat leaves the gate
12 h 50 apart on the timetable, overnight
ET 3511 leaves 12 h 50 after AA 6287 arrives on the timetable: more than half a day, so not a connection we count.