AA 9911 then UA 6035 at O'Hare
Des Moines → Chicago → Norfolk
Timetable, Chicago time
19:30AA 9911 from Des Moines at the gate
17:47UA 6035 to Norfolk leaves the gate
22 h 17 apart on the timetable, overnight
UA 6035 leaves 22 h 17 after AA 9911 arrives on the timetable: more than half a day, so not a connection we count.