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

Q: Sentence1: Can you check a swimming pool in the west of the city? Sentence2: Yes, there are no swimming pools located to the west of your city. Thank you, if you need help with anything else, contact us again. Sentence3: No thank you, that's all I needed. Sentence4: I have 3 hotels and 2 guesthouses in town centre. Would you like a cheap price range or expensive? Will you also need parking? Sentence5: Okay! Goodbye! Sentence6: I would prefer a guesthouse, and it does not need to include internet. Sentence7: If you change your mind and need a booking, we'll be here. Thanks for using our service! Sentence8: I'd prefer one in the same part of town as my hotel, are you sure there isn't one? Sentence9: We currently do not have any shown attraction in that area you are looking for. Are there any other further things I could assist with? Sentence10: Goodbye. And feel free to contact us if there's any other information you need, as well. Sentence11: The alexander bed and breakfast is a guesthouse in town centre in the cheap price range with a 4 star rating. Would you like to book a room? Sentence12: I am looking for a place to stay in the centre in Cambridge. Sentence13: I'm not showing a swimming pool in the East, but there are 2 in the North, will that work? Sentence14: I am also looking for an attraction, a swimming pool Question: Who has spoken the sentence 13? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: I'd like to find a panasian restaurant in the centre of town please. Sentence2: Can I have the phone number, address and postcode? Sentence3: Tang Chinese is listed at expensive. Would you like more information? Sentence4: Yes, the address is Napier Street City Centre, the postcode is cb11hr, and the phone number is 01223357187. Sentence5: No, I don't care about the price. Which one looks good? Sentence6: That's all I needed today, thank you. Sentence7: Unfortunately, I was not able to locate a panasian restaurant in that area. Would you like me to look in another area or for a different type of restaurant? Sentence8: Great choice! We have 10 restaurants in that area. Do you have a preference on price? Sentence9: Oh no. Well I'll take chinese food then. Sentence10: Enjoy your meal, let me know if I can help with any thing else. Question: Who has spoken the sentence 9? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: You're welcome and thanks for using our help desk. Goodbye. Sentence2: Sounds great! Can you help me book a reservation for 4 people on Sunday? Sentence3: 16:15, please, thank you. Sentence4: The Gardenia restaurant is a great choice. It is not expensive, and meets your other criteria. The address is 2 Rose Crescent City Centre Sentence5: No that is all. Thank you for the help. Sentence6: What time would you like the reservation to be for? Sentence7: You are booked, with ref # WBB6XXRP . Anything else for you today? Sentence8: I'm looking for a place to dine. The restaurant should be in the centre and should serve mediterranean food. Question: Who has spoken the sentence 1? (A) User (B) System

A:
Answer: (B) System
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