CI 5240 then AA 3067 at O'Hare
Anchorage → Chicago → Boston
Timetable, Chicago time
13:59CI 5240 from Anchorage at the gate
07:00AA 3067 to Boston leaves the gate
17 h 01 apart on the timetable, overnight
AA 3067 leaves 17 h 01 after CI 5240 arrives on the timetable: more than half a day, so not a connection we count.