How can I get a waiver for duplicate booking? Waiver code is badly needed because want to get a refund for the amount that she pay for the reservation with KLM.
closed as unclear what you're asking by JonathanReez♦, phoog, Gagravarr, Zach Lipton, Berwyn Jun 9 '16 at 17:33
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In dealing with any sort of customer service issue with KLM, I've been successful in quickly being given what I wanted by contacting them via their twitter, they even show the wait time you can expect in the header.