Philadelphia is 4 hours ahead of Anchorage
Best overlap: 8:00 AM to 2:00 PM in Anchorage is 12:00 PM to 6:00 PM in Philadelphia.
Keep meetings inside 8:00 AM to 2:00 PM in Anchorage — that maps to 12:00 PM to 6:00 PM in Philadelphia. Because you share 6 hours of the workday, there's no need to compromise; book the time that suits the meeting, not the map.