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

Sentence1: Yes, both the Hobsons House and the college are both in the west part of town. Would you like information for the college? Sentence2: Booking completed! Your ca is a black lexus and the contact number is 07301130189 Sentence3: It doesn't matter. Sentence4: Queens college is quite pretty. It is on Silver street in the west. Sentence5: Perfect! That's all I need today, thank you! Sentence6: No, I need something in the western part of town. Sentence7: There are lots of churches in the centre of town. Would you like to visit one? Sentence8: What would you recommend? I don't have a preference. Sentence9: There are many colleges and museums on the west side. There is also one entertainment center. Which do you prefer? Sentence10: Do you know when you want to get there by? Sentence11: You are very welcome. Glad I could help. Have a nice day. Sentence12: Is it near the Hobsons House hotel? Sentence13: Actually, the college sounds great. I don't need more info. But I would love a taxi to get me from Queens College to Hobsons House. I want to leave by 16:30. Sentence14: Hello. I'm looking for a few good places to see in town on my next visit to cambridge. Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User

Sentence1: Thank you. May I have a street address for the police station? Sentence2: welcome. at your service next time Sentence3: Thank you goodbye Sentence4: Certainly. Their address is Parkside, Cambridge. Can I assist you further? Sentence5: I want to know where I would find the Parkside Police Station. Could you tell me? Sentence6: Their postcode is CB11JG, you can reach them at phone number 01223358966. Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User

Sentence1: The area isn't important but we also need free parking. Sentence2: I have 21 guesthouse. Is there a certain area or pricerange you would prefer? Sentence3: The first train leaving after 13:15 is the TR3066, departing Cambridge at 13:34, arriving Peterborough at 14:24. Would you like to reserve a seat on this train, or keep looking? Sentence4: Sure, what area of town are you interested in? Sentence5: That one sounds good. Can I book it for 8 people for 2 nights starting Saturday? Sentence6: I was able to book 8 train tickets for you at the price of 132 GBP, which is payable at the station. The reference number is 66HG2U6U . Sentence7: Thanks so much. Thats all I need. Sentence8: Hi, could you find me a guesthouse that includes wifi? Sentence9: What day are you wanting to go? Is there a certain arrival or departure time you're looking for? Sentence10: yes. please reserve seats for 8 people Sentence11: I was able to book acorn guest house, reference number is SM1GU7E5 Sentence12: Thank you and have a great trip. Goodbye. Sentence13: Thanks. Sound like a great place. Can you help me with a train to peterborough. Sentence14: I want to leave Cambridge on Monday after 13:15. Question: Who has spoken the sentence 1? (A) User (B) System

Answer: (B) System