AA 3429 then BR 643 at O'Hare
Cleveland → Chicago → Anchorage
Timetable, Chicago time
13:35AA 3429 from Cleveland at the gate
11:55BR 643 to Anchorage leaves the gate
22 h 20 apart on the timetable, overnight
BR 643 leaves 22 h 20 after AA 3429 arrives on the timetable: more than half a day, so not a connection we count.