generate response: book it for 8 people and 3 nights starting from wednesday. Intent: book_hotel. Slots: hotel-area=east, hotel-bookday=wednesday, hotel-bookpeople=8, hotel-bookstay=3, hotel-internet=yes, hotel-name=express by holiday inn cambridge, hotel-parking=dontcare, hotel-type=hotel
Response: Booked! Reference number: 1C8AUP81 .