AA 3484 then CX 2095 at O'Hare
St Louis → Chicago → Anchorage
Timetable, Chicago time
12:51AA 3484 from St Louis at the gate
10:00CX 2095 to Anchorage leaves the gate
21 h 09 apart on the timetable, overnight
CX 2095 leaves 21 h 09 after AA 3484 arrives on the timetable: more than half a day, so not a connection we count.