Advance Purchase Offer: Get 25% Off At Best Available Rates Dusit Hotels & Resorts, Thailand. Plan your festivities in advance. Book 14 days in advance for your stay to receive a generous 25% discount at Best Available Rates, Dusit Hotels & Resorts, Thailand. Offer Includes: Free Wifi. THB 1,000 credit or local equivalent for stays of 2 nights or more. T&C: Book 14 days in advance. Valid for Bookings from 16 November until 17 January 2016. Stays from 1 December 2015 to 31 January 2016. Book Now.