You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

[Q]: Sentence1: Thank you, can I get a taxi as well? I need to leave the hotel by 16:45 and go the restaurant. Sentence2: They are located Cambridge Leisure Park Clifton Way Cherry Hinton, cb17dy. Phone: 01223412430. Sentence3: Yes of course. It is rated 4 stars, is located in the west and is in the cheap price range. Would you like me to check availability for you? Sentence4: I actually dont need a reservation. just the address, postcode and phone number please. Sentence5: There are five great restaurants that match your criteria. I highly recommend cafe uno located in the centre of town. Sentence6: Hi, do you know of a hotel called finches bed and breakfast? Sentence7: Sure, I'll get right to that. First, can I ask the day you'd like to eat there? Also, what time and how many people? Sentence8: Okay, I've booked you a taxi leaving your hotel at 16:45. Look for a blue toyota, and if you need to contact them their number is 07524587523. Sentence9: The restaurant should serve italian food and should be in the expensive price range. The restaurant should be in the south Sentence10: My favorite restaurant would fit your criteria. It's called Frankie and Bennys. Would you like me to make you reservations? Sentence11: Sure. I'd need a room for 8 people, 5 nights starting on thursday. Sentence12: You're welcome! Have a wonderful day. Sentence13: Excellent, that's all the information I need, thank you for your help! Sentence14: Yes can you please make me a reservation? Sentence15: Booking was successful. Reference number is : 6AYRAXKH . Do you need anything else? Sentence16: Yes I am looking for a restaurant in the expensive price range that serves Italian food. Question: Who has spoken the sentence 5? (A) User (B) System
[A]: Answer: (B) System

[Q]: Sentence1: Yes, what type of attraction is Cherry Hinton Water Play? Sentence2: Please book it and send me the confirmation code. Sentence3: Again thank you and have a great day. Sentence4: Thanks I'm also looking for a train that leaves on Thursday. Sentence5: Just one seat. Sentence6: OK, what are your departure and arrival stations, and what time do you want to travel? Sentence7: Before i book it, could you confirm the number of seats you need? Sentence8: You're welcome! Is there anything else I can help you with? Sentence9: It is a park. Sentence10: Excellent, I can't wait to visit it! Thank you. Sentence11: I am looking for information about the the Cherry Hinton Water Play Sentence12: excellent, have a great day! Sentence13: I'd like to go to Cambridge via Broxbourne. I'd like to leave on Thursday and arrive no later than 12:00. Sentence14: That is a free park on the east side of town. They are located at Cherry Hinton Hall on Cherry Hinton Road. Their phone number is 01223446100. Sentence15: I have on that arrives at 11:32. Would you like me to book that for you? Sentence16: Perfect thanks for the help thats everything I need! Sentence17: Well I glad i can help enjoy your stay ! Sentence18: Your booking was successful! The reference number is 698RE4W1 . The total fee of 17.89 is payable at the station. Question: Who has spoken the sentence 17? (A) User (B) System
[A]: Answer: (B) System

[Q]: Sentence1: Yes, I also need a train to Birmingham New Street. Sentence2: Great. How many guests should I make a reservation for and what nights would you like to stay? Sentence3: Would it be possible to book this for one night? Sentence4: I'm sorry, I was unable to book with those constraints, would you like to try another day or a shorter stay? Sentence5: Yes please, for the same 3 people. And can I have the reference number? Sentence6: I just need some more information. Where are you departing from? What day and what time do you need to leave and arrive by? Sentence7: Certainly, there are 6 guesthouses, and one hotel. Do you have any preferences I should include? Sentence8: I was able to book one night starting Sunday for 3 guests. Your reference number is 1OOWMJEN . Would you like anything else? Sentence9: If there are not any hotels that do not include free parking then that place will do. Sentence10: I would like to depart from cambridge on monday. Sentence11: There will be 3 guests for 2 nights starting Sunday. Sentence12: We are happy to be of help. Thank you for using our service. Sentence13: No, that'll be all. Thank you so much for all of your help! Sentence14: Hi, I am looking for a hotel to stay in in east cambridge. Sentence15: I've completed your booking! The reference number for your train is X4WPOS52 . The total cost is 225.3 GBP and is payable at the station. Can I help with anything else? Sentence16: The hotel in question ideally would be in the expensive price range. It doesn't need to have free parking, though. Sentence17: I have 19 available trains. TR6628 leaves at 08:01 and arrives at 10:44. Would you like me to book that for you? Sentence18: Your best bet would be the Express by Holiday Inn Cambridge. It is an expensive 2-star hotel in the east area of town with free wifi and free parking. Question: Who has spoken the sentence 8? (A) User (B) System
[A]:
Answer: (A) User