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

Q: Sentence1: How about the Gonville Hotel located in the centre area of town? Sentence2: Between $100-$300 per night. Sentence3: I have several available. What is your price range? Sentence4: Ok, I have several hotels. Any particular location? Sentence5: Location doesn't really matter as long as there's free parking available. Sentence6: What is their postcode? Sentence7: I need a place to stay with free wifi. Sentence8: Their postcode is cb11Iy, address gonville place, phone 0122336661 they have wifi and free parking too. Would you like me to book this for you? Question: Who has spoken the sentence 4? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: I have two restaurants that meet your needs, Graffiti and Travellers Rest. Would you like to make a reservation at one of those? Sentence2: Yes, I need to book a table for five people at 17:15 for this Thursday. Sentence3: Thank you so much. Have a nice day. Bye. Sentence4: A reservation at 16:15 was successful at Graffiti. Your reference number is VCCP7L4M . Is there anything else I can help you with today? Sentence5: You're welcome, have a good meal. Sentence6: Will you check 16:15? Sentence7: Are there any expensive British restaurants in town? Sentence8: There are 57 restaurants that match your specifications. Do you want anything more specific? Sentence9: Yes, I'd like to find one in the west side of town. Sentence10: I am unable to book a restaurant at that time on Thursday. Is there another day or time slot I can check for you? Question: Who has spoken the sentence 5? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: That's exactly what I needed. Thank you. Goodbye! Sentence2: Little saint mary's church is an architecture site, their address is little saint mary's lane, and postcode is cb21qy, and the phone number is 01223366202 Sentence3: I am looking for places to see in town. Can you help me? Sentence4: The TR6906 departs at 23:21 and arrives at 24:10. Would you like me to book it for you? Sentence5: I just need the price on that one please. Sentence6: The price is 12.80 pounds Sentence7: Cambridge offers many attractions. Is there a certain part of town or type of attraction you'd like to narrow your search down to? Sentence8: Have a great trip. Goodbye. Sentence9: I'm leaving from Cambridge going to stevenage. Sentence10: what is your destination. Sentence11: Thank you. I'm also looking for a train that leaves on Monday. It will need to leave after 21:45. Sentence12: I really don't have a preference. I'll let you pick! I'll need the address, postcode and the phone number. Thanks so much! Question: Who has spoken the sentence 11? (A) User (B) System

A:
Answer: (B) System
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