U: I need a restaurant in Cambridge that is expensive  and also in the centre of town.

S: Bedouin at 100 Mill Road City Centre meets your criteria.  Would you like a booking made for you?

U: Does Bedouin serve German food?

S: No, it serves African style food. Would you like to find a restaurant that serves German?

U: Yes, if there is one available.

S: I don't have any expensive german restaurants in the centre.

U: Are there any Japanese restaurants in the same area and price range?

S: Wagamama is a Japanese restaurant in the centre area in the expensive price range.

U: I'd like a place that is highly rated for its beer quality. How does Wagamama rate?
S: Wagamama rate very high for the quality of their beer with customers say it's fresh and crisp, and only top notch brews and bottles. Would you like to know more about them?