instruction:
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
question:
Sentence1: Yes, that sounds great! Can I get it for 8 people for 3 nights please, we'll be arriving Tuesday. Sentence2: Great. Are there any trains that go directly from Cambridge to Norwich? Sentence3: Thank you for using our service. Have a good day. Goodbye. Sentence4: Yes, there are several. The trip time is 79 minutes and the cost is generally 17.60 pounds. Can I tell you anything else? Sentence5: I am looking for a guesthouse please. Sentence6: Would you like to try the Alpha-Milton Guest House located in the North? Sentence7: No, that's everything I needed. Sentence8: Any area as fine, as long as it has 3-star accommodations. Sentence9: How about for 2 days? If it's available will you please book and provide a reference number? Sentence10: I'm sorry, the hotel is unable to accommodate your party. Can you arrive on a different day or stay for a different number of days? Sentence11: In what area would you like it to be? Sentence12: I have successfully booked it for 2 days, and your reference number is OUKN0U42 . Question: Who has spoken the sentence 6? (A) User (B) System
answer:
Answer: (A) User

question:
Sentence1: You're very welcome! Is there anything else that I can help you with today? Sentence2: That is all I will need. Thank you for your help! Sentence3: Please book for 4 people at 17:00 on Sunday Sentence4: Thank you for all your help. Sentence5: I need a restaurant. The restaurant should serve indian food and should be in the expensive price range. Sentence6: I will be departing from my house. Sentence7: Pipasha Restaurant fits all of your criteria. Would you like to book a stay? Sentence8: Yes, I'd like a taxi to take me to Pipasha Restaurant and then to Cambridge Punter. I'd like to arrive at Pipasha Restaurant by 17:00. Sentence9: There are 14 expensive indian restaurants in the city. Do you have a preference of location? Sentence10: I am also interested in attractions in the centre. Specifically, I am interested in multiple sports facilities Sentence11: Your table for 4 has been booked. The table will be reserved for 15 minutes. Your reference number is 8OZ8ZF5G . Do you need anything else? Sentence12: The Cambridge Punter looks like a good choice. Want more information? Sentence13: Actually I'll be at the Cambridge Punter, pick me up there. Sentence14: Yes.East-Side London. Sentence15: How about an attraction that has to do with boats? Sentence16: The phone number to the cambridge punter is 07807718591. Do you require assistance with anything else. Sentence17: I have none available in the centre. Would you like a different area or attraction? Sentence18: You are welcome. Please call us back if we can help you any further. Sentence19: What is the address of your house so I can book the taxi? Sentence20: I just need to know where you will be departing from at first to the restaurant. Sentence21: No problem. Your taxi is booked. The car is a red tesla and the contact number is 07610839736. Anything else I can help you with? Sentence22: Yes, can I get the phone number? Question: Who has spoken the sentence 17? (A) User (B) System
answer:
Answer: (B) System

question:
Sentence1: I need the train to arrive by 10:45 and should be on the same day as the restaurant booking. Sentence2: Thank you so much! Goodbye. Sentence3: The TR1180 will have you in Cambridge about 10:35. Sentence4: How about Chinese food? Still expensive, still in the center. Sentence5: I'm also needing a train that departs from Norwich and goes to Cambridge. Sentence6: Success! You've got a table for 2 reserved on Wednesday at 13:45. Reference number I51P6C79 . Can I help with anything else today? Sentence7: No I really wanted an expensive place in Centre that serves New Zealand cuisine. Sentence8: Could you try one of those different places? I really need that day and time. Sentence9: Yes, I have four that I can recommend. How about Ugly Duckling? Sentence10: Enjoy your stay in cambridge and have a great day. Sentence11: How about on Wednesday, the same time for 2? Sentence12: There are none in the centre. There is no New Zealand food at all. Sentence13: Sure, when would you like to travel? Sentence14: Hi, I'm looking for a restaurant that serves expensive new zealand food and is in the center area. Sentence15: I am sorry to say that all 4 of the restaurants do not have openings at that time. Would you like to see other price ranges or areas? Sentence16: There are no openings at that time, is there another time you would like me to try? Sentence17: I would like a table for 2 at 13:45 Monday. Sentence18: Sorry, there are no restaurants like that in the centre. Would you like to change the type of food? Question: Who has spoken the sentence 2? (A) User (B) System
answer:
Answer: (A) User