BR 608 then AA 1073 at O'Hare
Anchorage → Chicago → Buffalo
Timetable, Chicago time
20:03BR 608 from Anchorage at the gate
19:00AA 1073 to Buffalo leaves the gate
22 h 57 apart on the timetable, overnight
AA 1073 leaves 22 h 57 after BR 608 arrives on the timetable: more than half a day, so not a connection we count.