CA 8443 then UA 2769 at O'Hare
Anchorage → Chicago → Denver
Timetable, Chicago time
16:59CA 8443 from Anchorage at the gate
15:56UA 2769 to Denver leaves the gate
22 h 57 apart on the timetable, overnight
UA 2769 leaves 22 h 57 after CA 8443 arrives on the timetable: more than half a day, so not a connection we count.