Domains: taxi, attraction, hotel

user: I need a place to stay in the centre of cambridge with free wifi.

assistant: There are many places located in Cambridge that meet your criteria. Do you mind narrowing your search preferences?

user: Yes I need a hotel in the East and 2 stars with free wifi.

assistant: The express by holiday inn cambridge is the only options fitting your preferences. Would you like me to reserve a room?

user: i would like to book it 3 nights for one person starting on Thursday

assistant: You are booked for Express by Holiday Inn for 3 nights starting Thursday night. Your reference number is LEHR9ZYQ . Is there anything else I can help you with?

user: Are there any multiple sports attractions in the centre area?

assistant: Unfortunately, no. Are there any other attractions you are interested in?

user: Oh no, ok. What about a college?

assistant: There are more than a few colleges in that area - would you like to avoid the ones with entrance fees?

user: Sure. Could you give me the postcode and phone number of a free one?

assistant: Emmanuel college is located at saint andrew's street, postcode cb23ap, phone 01223334200. Can I help with anything else?

user: Great can I also get a taxi between the hotel and emmanuel college? I want to leave the attraction by 19:15 please.

assistant: I've successfully booked a taxi leaving Emmanuel College at 19:15 -- it'll be a grey Lexus. The contact number is 07103614017 if you have any issues.

user: Great that's all I needed today, thank you.

assistant: Thank you for using our service. Have all of your needs been met today?

user: Yes thank you so much.

assistant: You are welcome, if you need anything else, just contact us we are always happy to help.