CA 1017 then AA 3069 at O'Hare
Anchorage → Chicago → St Louis
Timetable, Chicago time
10:51CA 1017 from Anchorage at the gate
23:00AA 3069 to St Louis leaves the gate
12 h 09 apart on the timetable
AA 3069 leaves 12 h 09 after CA 1017 arrives on the timetable: more than half a day, so not a connection we count.