AA 4499 then FX 9791 at O'Hare
Charlottesville → Chicago → Anchorage
Timetable, Chicago time
08:32AA 4499 from Charlottesville at the gate
04:00FX 9791 to Anchorage leaves the gate
19 h 28 apart on the timetable, overnight
FX 9791 leaves 19 h 28 after AA 4499 arrives on the timetable: more than half a day, so not a connection we count.