AA 4125 then CX 99 at O'Hare
Washington National → Chicago → Anchorage
Timetable, Chicago time
23:44AA 4125 from Washington National at the gate
19:15CX 99 to Anchorage leaves the gate
19 h 31 apart on the timetable, overnight
CX 99 leaves 19 h 31 after AA 4125 arrives on the timetable: more than half a day, so not a connection we count.