AA 2748 then CX 2095 at O'Hare
Las Vegas → Chicago → Anchorage
Timetable, Chicago time
20:07AA 2748 from Las Vegas at the gate
10:00CX 2095 to Anchorage leaves the gate
13 h 53 apart on the timetable, overnight
CX 2095 leaves 13 h 53 after AA 2748 arrives on the timetable: more than half a day, so not a connection we count.