Looking to upgrade customers’ experiences in a marketplace where fliers sometimes have to pay extra for a bag that’s too heavy, American Airlines is introducing a new suite of premium class amenities on select international flights in First and Business Class cabins beginning Sept. 1. Among the perks are luxury skin care proudcts. Dermalogica skin care proudtcs. Beginning Sept. 1, customers traveling onboard American’s flights between the U.S. and London Heathrow will be among t...