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

Sentence1: Thanks, can I also have the phone number and postcode? Sentence2: I'm sorry this happened to you, I really hope that the police are able to help. If there is anything else I can do for you don't hesitate to ask. Sentence3: Yes, the postcode is CB11JG and the phone number is 01223358966 Sentence4: I've been robbed and need the police. Sentence5: Great, thank you for your help. I don't need anything further. Sentence6: Okay, the police station is located at Parkside, Cambridge. Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System

Sentence1: The area doesn't really matter, can you pick a popular me for me? Sentence2: hmm, what about chinese food? Sentence3: You're all set! It's a grey volvo. If you need to contact the driver for any reason, the contact number is 07174343971. Sentence4: Yes, I'd like to take my husband there at 11:30 on Wednesday. Sentence5: Sure I've found an expensive place named yu garden in the east, would you like me to book something? Sentence6: Thank you, you were a great help. That's all I needed. Sentence7: have great day too Sentence8: welcome and have a great day Sentence9: Booked! The table will be reserved for 15 minutes. Your Reference number: 5R5C75ZP . Sentence10: Would you like me to reserve it for you. Sentence11: Sure. What time would you like to leave? Sentence12: I'd also like to book a taxi from the pool to the restaurant that arrives by the reservation time. Sentence13: Parkside Pools is centrally located and their address is Gonville Place. Is there anything else I can help you with today? Sentence14: i am looking for a swimming pool. Sentence15: I'll be going now. Good-bye Sentence16: As long as it arrives by 11:30 it doesnt matter when it leaves Sentence17: Sure, which part of town are you looking for? Sentence18: I'm looking for a sri lankan restaurant. Sentence19: Yes, please. I'll need the contact number and car type. Sentence20: I'm sorry. I'm not able to find anything that meets your criteria. Would you like to try a different type of food? Question: Who has spoken the sentence 17? (A) User (B) System
Answer: (B) System

Sentence1: Is there anything available in the north? Sentence2: Oh, just to mention the cost of a single ticket is 37.80 pounds. Have a great day. Goodbye. Sentence3: I do need both free parking and free wifi please. Sentence4: 8 tickets costs 302.29 GBP payable at the station Sentence5: Let's go with City Centre. Sentence6: Great. Please book it for 8 people and 4 nights starting from Monday. Sentence7: Can you also help me find a train to get me to Leicester on Wednesday? Sentence8: Yes, there is the City Centre North B and B and the Worth House. Sentence9: Which one would you like me to book? Sentence10: Not decided on the train yet, still have to consult the group, what is the price? Sentence11: train TR3138 leaves at 07:21 and will arrive in leicester at 09:06. Sentence12: Okay what area of town are you wanting to stay in? Any free parking or wifi? Sentence13: I found several hotels that might work for you in the centre, east and north part of town. Can you tell me where you'd like to stay? Sentence14: I am looking for a place to stay in the cheap price range. Sentence15: Your booking was successful. Your reference number is M6554531 . Sentence16: Thanks. I don't want to book the train yet, so I think I am all set. Question: Who has spoken the sentence 6? (A) User (B) System

Answer: (A) User