Domains: train, hotel

user: Good day, I need help getting a train from London Liverpool street going all the way to Cambridge, can you help me?

assistant: Sure thing there are 70 trains making that trip, what day and time would you like to go?

user: I would like to travel on Wednesday and arrive by 10:15. Can you help?

assistant: There are 3 trains available. Do you have a preferred departure time?

user: No, as long as it arrives by 10:15.

assistant: TR8813 departs london liverpool street at 7:39 and arrives in cambridge at 9:07. I can book tickets for you, if you like.

user: That will be great. I am also looking for a place to stay in the south part of town. Do you have any recommendations?

assistant: Certainly, we have 3 guesthouse aylesbray lodge guest house, bridge guest house, rosa's bed and breakfast or the lensfield hotel. Which would you like?

user: I need something in the cheap price range.

assistant: Rosa's Bed and Breakfast fits that, would you like to book a room there?

user: Does the hotel offer free wifi?

assistant: Yes, Rosa's does offer free wifi.

user: Great, I think that will work. I need a room for myself for five days, starting Wed.

assistant: Sadly I was unable to book you for that time period. Is there another day you'd like to check in, or possibly you could stay for a shorter time period?

user: Would you be able to book the stay for four nights instead? Can i also get the reference number?

assistant: Booking was successful for 4 nights at rosa's bed and breakfast . Your reference number is : 1G56HJK3 . Can I help you with anything else?

user: That is all I need today. Thank you.

assistant: You're welcome. Good-bye.