how do i use my american express skymiles?
['Log in at delta.com.', 'Search for flights.', 'Select a flight marked as Pay with Miles eligible.', 'On the Trip Summary page, view Pay with Miles options.', 'Choose to pay in miles, money or a combination of both.', 'Pay the remaining ticket price with your Delta SkyMiles Amex Card.', 'Book your selections.']