CI 5234 then AA 6255 at O'Hare
Anchorage → Chicago → Sioux Falls
Timetable, Chicago time
19:25CI 5234 from Anchorage at the gate
12:59AA 6255 to Sioux Falls leaves the gate
17 h 34 apart on the timetable, overnight
AA 6255 leaves 17 h 34 after CI 5234 arrives on the timetable: more than half a day, so not a connection we count.