U: Can you tell me about any cheap priced italian restaurants in cambridge?

S: i got a variety. which is your prefered location?

U: I'd like a place in the centre.

S: I have Pizza Hut City Centre, Ask, and Zizzi Cambridge. Which would you prefer?

U: Can you recommend the location that has the best portion sizes?  That's important to me.
S: Pizza Hut gets high marks for their portions while Ask also gets high marks from some, there are others who feel their portions were quite small. Would you like to know more about either place?