You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: Two for the same day. I need a taxi to commute between the two places to be sure it arrives by the booked time. The contact number and car type? Sentence2: I was able to book your table. Your reference number is : OSAGFN8W . Sentence3: Yes, that is correct. Is there anything else I can help you with? Sentence4: i am looking for information in Cambridge. A a place to dine. Sentence5: How many people will be staying with you and what day would you like to reserve your hotel room? Sentence6: book the one in the centre a table for 2 at 13:45 on thursday Sentence7: which side of town and what is the price range? Sentence8: There are 21 great places to choose from. Do you have a certain type of restaurant you are looking for? Perhaps Italian or European? Sentence9: Thank you. I will also need a hotel in that same area. Please, no guesthouses! Sentence10: Cityroomz has a 0 star rating with free internet, but does not provide parking. Would you like to make a reservation? Sentence11: I have the hotel and the taxi already? Sentence12: Yes, please. For 2 nights. Sentence13: you too have a great day Sentence14: Thanks, Those are all i need for today. Sentence15: Thank you so much. Sentence16: Let me know about your Italian restaurants. Sentence17: I want to eat Thai food. Sentence18: There are 3 options for hotels in the centre. There is one 0 star, one 3 star and one 4 star option. Which would you prefer? Sentence19: Your room is booked, ref #DOSETWFU, and a red Audi will pick you up and get you to the restaurant for that reservation. Contact number 07840525996. Sentence20: There aren't any Thai restaurants in that price range in the centre of town. Would you like to try something else? Sentence21: Moderately priced, in the centre of town. Sentence22: I want the place with 0 stars. Sentence23: You're welcome. Have a great day. Sentence24: Okay, I found two options for you: Pizza Express and Pizza Express Fen Ditton. Do either of those appeal to you? Question: Who has spoken the sentence 4? (A) User (B) System

Answer: Answer: (A) User

Question: Sentence1: That train departs at 05:29. Sentence2: It appears that the Curry Garden meets your needs! Would you like me to book that for you? Sentence3: There are many options for expensive dining. Sentence4: Yes, please make reservations for 5 people at 16:45 on Monday. Sentence5: Booking was successful. The table will be reserved for 15 minutes. Reference number is : J8918H0X . anything else i can help you with? Sentence6: What day will you travel? Sentence7: Thank you for contacting us and have a nice day. Sentence8: I would like to arrive by 11:00. Could you give me the departure time and train ID? Sentence9: Thank you. That is all that I need. Sentence10: Thanks. I also need a train from Bishops Stortford to Cambridge. Sentence11: Not really, as long as it is open on Monday and has room for 5 people. Sentence12: Is there a departure time? Sentence13: There are a number of expensive Indian options. Is there a specific part of town you were looking for? Sentence14: I will be traveling on Monday. Sentence15: I need a place to eat that is expensive. Sentence16: OKay, is there a certain time you need to leave? Sentence17: Specifically, I would like an Indian restaurant. Sentence18: I can suggest the TR4448 arriving by 06:07. Question: Who has spoken the sentence 3? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: I have train TR4494 that will be departing at 09:59 and arriving by 11:27. Would this interest you? Sentence2: Can you tell me where you are departing from please and the number of tickets you will need? Sentence3: Are you looking for an attraction in the Centre of town as well? Sentence4: what kind of attraction would you like to visit? Sentence5: I need to arrive by 12:15 please. Sentence6: Yes. Can you try 16:15? Sentence7: Yes, attractions in the Centre of town would be great. Sentence8: Yes, Bedouin is in the expensive price range and is in the centre of town. Sentence9: Do you prefer a certain type of cuisine? Sentence10: I'll be leaving Cambridge and need 7 tickets. Sentence11: Hi. I'll be traveling to there and can't wait to try the restaurants there. Could you help me find a place? Sentence12: I have gotten you 7 tickets on train TR4494, reference number ENXXH8XH and the total fee is 116.2 GBP. Is there anything else I can help you with? Sentence13: Yes, I would like to make a booking please for 7 people. Sentence14: My apologies. The table you requested is not available at 17:15 on Monday night. Would you like to try a different day or time? Sentence15: Your restaurant and travel accommodations have been booked. Reference number KCIWXESP and HTEPD4LJ respectively. Is there anything else I can help you with today? Sentence16: That would be it for today. Thank you Sentence17: Alright, there are 10 trains traveling to London Liverpool Street. Is there a particular departure or arrival time you are wanting? Sentence18: No you have been most kind. Thank you for doing the bookings. Are there any attractions in the same area? Sentence19: Yes, I would like to try South African cuisine. Sentence20: Is it in the expensive price range? Sentence21: I have decided I don't really need an attraction. I think that will be all today. Sentence22: I have a restaurant called Bedouin located downtown an 100 Mill Road, if that interests you. Sentence23: On what day would you like to book? Sentence24: We will be there monday night. Sentence25: Yes, go ahead and book that restaurant for 7 people at 17:15, please. Sentence26: I am also needing train tickets for Tuesday going to London Liverpool Street. Sentence27: I was able to make reservation for you on Monday at 16:15 for 7 people. Your reference number is KCIWXESP . Is there anything else I can do for you? Sentence28: I hope you enjoy your stay in Cambridge. Goodbye! Question: Who has spoken the sentence 10? (A) User (B) System

Answer:
Answer: (A) User