UA 4529 then BR 643 at O'Hare
Asheville → Chicago → Anchorage
Timetable, Chicago time
11:57UA 4529 from Asheville at the gate
11:55BR 643 to Anchorage leaves the gate
23 h 58 apart on the timetable, overnight
BR 643 leaves 23 h 58 after UA 4529 arrives on the timetable: more than half a day, so not a connection we count.