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

Q: Sentence1: I'd like to dine in the center of town, please. Sentence2: Could you give me the address and phone number for the Slug and Lettuce please. Sentence3: I'm looking for a place to dine that serves gastropub food. I want it to be expensive. Sentence4: You're quite welcome! Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence5: The slug and lettuce is located at 34 - 35 Green Street, postcode cb23ju. I'm sorry our system does not list their phone number. Is there anything else? Sentence6: I have two in the centre, the Backstreet bistro and The Slug and Lettuce. Would you like for me to make you a reservation? Sentence7: I wish you could provide their phone number. But other than that you've given me everything I need to know. Thank you goodbye. Sentence8: We have 3 options in Cambridge for expensive gastropub food. Would you prefer a place in the centre or in the east? Question: Who has spoken the sentence 3? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: I recommend university arms hotel. it is rated 4 stars and is expensive. Their number is 01223351241. Sentence2: Can you help me find a place to eat serving british food in the moderate price range? Sentence3: I have several listings. Please provide the part of town you prefer so I can narrow it down. Sentence4: Ok, can you book a room for our group or are you expecting me to call them? Sentence5: Yes, I'd like a hotel in the same area. Sentence6: In the centre if possible Sentence7: can please provide more information to help us serve you better. Sentence8: No thank you that will be all for today Sentence9: I can book it for you. Sentence10: Yes please, could you book a table for 6 at 16:45 on Wednesday? Could i get a reference number too please? Sentence11: sure I can help you with that, when are you planning your stay? Sentence12: i dont mind any price. Sentence13: How about the oak bistro located at 6 lensfield road. The post code is cb21ab and phone number 01223323361. Can I book this for you? Sentence14: I actually need a moderate hotel in the centre. I don't need free parking. I will need the hotel booked for 6 people, 2 nights, on Wednesday, please. Sentence15: You have your choice of an expensive or moderate price range in that area, do you have a preference? Sentence16: Wednesday, for 2 nights. Sentence17: Ok. I have a table for 6 booked for you at the Oak Bistro. Your reference number is 9SGIM1SR . Is there anything else I could help with today? Sentence18: It needs to be close to my hotel and open late. Question: Who has spoken the sentence 5? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: You're very welcome! Goodbye. Sentence2: When and where did this accident occur? Sentence3: Absolutely! The police station phone number is 01223358966 and their address is Parkside, Cambridge. What else can I do to help? Sentence4: I just need an address and phone number for the police please Sentence5: I was in a car accident dispute and I am looking for help Sentence6: I think that is it, thank you. Question: Who has spoken the sentence 1? (A) User (B) System

A:
Answer: (B) System
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