please locate me a guesthouse with 4 star rating in cambridge .
user
i have many what area would you like it to be in ?
assistant
i am not particular about area but i need it to include free parking .
user
is cost important to you ?
assistant
no , as long as it has the amenities and stars that i asked for .
user
how about the alexander bed and breakfast ? it is a guesthouse in the center with 4 stars and has free internet and parking .
assistant
i think i like it , please book me room for 2 people for 3 nights and get me confirmation number .