CI 5240 then AA 4525 at O'Hare
Anchorage → Chicago → Madison
Timetable, Chicago time
15:04CI 5240 from Anchorage at the gate
06:55AA 4525 to Madison leaves the gate
15 h 51 apart on the timetable, overnight
AA 4525 leaves 15 h 51 after CI 5240 arrives on the timetable: more than half a day, so not a connection we count.