U: I am looking for a restaurant in West Cambridge, in the cheaper price range please.

S: There is la margherita, an italian restaurant and thanh binh, a vietnamese restaurant.

U: Yes, I am interested in the one that serves Italian food.

S: How many people will be dining, and for what date and time?

U: There will be 4 people and I would like to reserve it for Wednesday at 6:15.

S: I wasn't able to make that reservation. Would you like to try a different time?

U: How about 17:15?

S: That booking was successful. Your reference number is XF1JEIBG.

U: I also need to know, does the restaurant have seats for babies?

S: Yes, La Margherita provides high chairs for babies. Would you like any other information?

U: Is there an outdoor seating area at La Margherita?
S: Yes, La Margherita has an outdoor seating area if you would prefer. Would you like any other information?