CV 12 then UA 1568 at O'Hare
Anchorage → Chicago → Rochester (ROC)
Timetable, Chicago time
19:11CV 12 from Anchorage at the gate
18:59UA 1568 to Rochester (ROC) leaves the gate
23 h 48 apart on the timetable, overnight
UA 1568 leaves 23 h 48 after CV 12 arrives on the timetable: more than half a day, so not a connection we count.