Domains: taxi, attraction, hotel

user: I need hotel tips, can you help?

assistant: I definitely can help with that. Do you have a price range in mind?

user: No, price doesn't really matter. I do prefer 4 stars though, and free parking.

assistant: I'm sorry. It appears that there are no four star hotels in Cambridge with free parking. Can I help with something else?

user: Could you look again, 4 star and free wifi, does not need to be hotel can be any room.

assistant: I am still getting no results. How else may I help you?

user: Um really? There is no 4 star accommodations with free parking in all of Cambridge? I have a hard time believing that.

assistant: Sorry, there aren't any. Could I check for something else?

user: Are there any places to stay that offer free wifi?

assistant: I'm sorry, there really are none that match your criteria. Are you sure you don't want to lower your star rating?

user: What about with wifi and no parking?

assistant: I apologize, we actually have 19 options matching your query. Do you have a preference for price range?

user: I don't have a price in mind. As long as it has free wifi and parking, I just need the name, area, and type please

assistant: The acorn guest house is a guesthouse in the north. May I help with anything else ?

user: I am looking for the saint catharine's college

assistant: I found that info st catharines college is located at kings parade, has free entrance and its phone number is 012233338300. Can I help you with anything else?

user: I need a taxi to go between the guesthouse and the college. I want to leave the college by 07:30.

assistant: Your taxi is booked, look for a blue ford, phone number is 07891245613, any other questions?

user: That is everything. Thank you for your help.

assistant: Okay, have a great time in town!