AA 6486 then UA 5692 at O'Hare
Detroit → Chicago → Moline
Timetable, Chicago time
17:29AA 6486 from Detroit at the gate
12:40UA 5692 to Moline leaves the gate
19 h 11 apart on the timetable, overnight
UA 5692 leaves 19 h 11 after AA 6486 arrives on the timetable: more than half a day, so not a connection we count.