Thursday 3/31 no longer has availability within the group block. Please change your check in date to Friday 4/1 to make your reservation. If you leave the check in date as 3/31 it will say the block is full. If you have trouble booking a room, please call the reservation line at (888)236-2427. If you need to check in on 3/31 you will have to make a separate reservation at the regular online rate. You will not have to change rooms.