AA 1672 then FX 9791 at O'Hare
Harrisburg → Chicago → Anchorage
Timetable, Chicago time
13:29AA 1672 from Harrisburg at the gate
04:00FX 9791 to Anchorage leaves the gate
14 h 31 apart on the timetable, overnight
FX 9791 leaves 14 h 31 after AA 1672 arrives on the timetable: more than half a day, so not a connection we count.