CV 12 then UA 4547 at O'Hare
Anchorage → Chicago → Birmingham (Alabama)
Timetable, Chicago time
19:11CV 12 from Anchorage at the gate
15:41UA 4547 to Birmingham (Alabama) leaves the gate
20 h 30 apart on the timetable, overnight
UA 4547 leaves 20 h 30 after CV 12 arrives on the timetable: more than half a day, so not a connection we count.