AA 1187 then CX 2095 at O'Hare
Las Vegas → Chicago → Anchorage
Timetable, Chicago time
11:52AA 1187 from Las Vegas at the gate
10:00CX 2095 to Anchorage leaves the gate
22 h 08 apart on the timetable, overnight
CX 2095 leaves 22 h 08 after AA 1187 arrives on the timetable: more than half a day, so not a connection we count.