Heres the # i called its the # at the casino in Indiana.1-812-969-6000,Heres anther one that was on my reservation comformation email 1-866-766-2671.it could be anational # ? The first one is direct to the casino.Here the group code also S01HDCC .I made mine yesterday evening.hey might say the dates are from the 19th to the 2nd but a pm from Greg confirms 23rd to the 31st. Hope this helps and all is right .dont want to give false info RED