CA 1017 then UA 1093 at O'Hare
Anchorage → Chicago → Las Vegas
Timetable, Chicago time
19:05CA 1017 from Anchorage at the gate
18:07UA 1093 to Las Vegas leaves the gate
23 h 02 apart on the timetable, overnight
UA 1093 leaves 23 h 02 after CA 1017 arrives on the timetable: more than half a day, so not a connection we count.