AA 3547 then CX 2095 at O'Hare
St Louis → Chicago → Anchorage
Timetable, Chicago time
21:51AA 3547 from St Louis at the gate
17:45CX 2095 to Anchorage leaves the gate
19 h 54 apart on the timetable, overnight
CX 2095 leaves 19 h 54 after AA 3547 arrives on the timetable: more than half a day, so not a connection we count.