Referring to your reservation is coming on 30th December has been booked the room which is Executive Deluxe room (since 08th March 2015), so you can get an upgrade to Club Intercontinental Suite as per Royal Ambassador Level (renew on 01st December 2015). But, we regret to inform you that upgrading is subject to room availability upon arrival, due to we do not have Club Intercontinental Suite. However, please advise if you comfortable to pay the rate of Grand Deluxe room THB 4,750++ per room per night with upgrade to Club Intercontinental room as per Royal Ambassador benefits instead.