You can book, by phone, directly with the Hilton Hotel :
During normal working hoursMonday to Fiday.
Choose Option 2 (not Option 1),
check the name of the event - "Bridge Base Online"and state the dates for your stay.
Let Malcolm Lunn know that you have booked, to keep his records up to date :
Please use this email address for Malcolm.Include your real name, address and BBO name in your message.