U: Hello, I'm interested in booking a restaurant in cambridge!

S: What type of food do you want to eat?

U: I was hoping to eat Indian food that is moderately priced.

S: Do you have an area of town you prefer?

U: Yes the north please.

S: We have The Nirala restaurant which serves Indian food and is located in the north.  Would you like me to make a reservation for you?

U: Yes, please. We'd like a table for 3 at 15:30 on Tuesday.

S: Sure. Your reference number is 536SV8LH. Is there anything else I can help you with?

U: Thank you for the restaurant booking. Can you look for a guesthouse for me? I don't need free parking by the way.

S: What price range guesthouse would you like?

U: Moderate price range please.

S: Everyone loves the a and b guest house. Shall i book it for you ?

U: Does this place have clean bathrooms?
S: No, it's possible to find that the bathrooms haven't been properly cleaned when staying at A and B Guest House.