CV 12 then UA 4806 at O'Hare
Anchorage → Chicago → Dayton
Timetable, Chicago time
19:11CV 12 from Anchorage at the gate
18:10UA 4806 to Dayton leaves the gate
22 h 59 apart on the timetable, overnight
UA 4806 leaves 22 h 59 after CV 12 arrives on the timetable: more than half a day, so not a connection we count.