U: I am looking to stay at a 4 star rated place in the moderate price range.

S: What area would you like it to be in?

U: I don't have a preference for what area, I do however want free WiFi. I would also like to stay in a guesthouse.

S: Then may I suggest the a and b guest house?

U: yes can you book it for 7 people and 3 nights starting from thursday ?

S: The guesthouse is located on the east side at 124 tenison road. I am trying to book it but the system must be busy. I'll try again in a minute.

U: Please try again

S: Booking was successful your ref number is 1R8GSLHI, anything else today?

U: Yes, I'd like to find an Indian restaurant in the north please.

S: You have two options, The Nirala is moderately priced, royal price is cheap, any preference?

U: I want the cheap one.

S: royal spice it is. Shall book it for you ?

U: Do they serve alcohol?
S: Those who have previously dined at the Nirala restaurant have mentioned that there's a surprisingly extensive drinks menu.