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

Q: Sentence1: The Lensfield does have free wifi. Their phone number is 01223355017 and their postcode is cb21en. Sentence2: First, can you give me the phone number, postcode, and tell me if they have internet? Sentence3: Is it a guesthouse? I'd really like a guesthouse with 3 stars, if possible. Sentence4: That is perfect, thank you for your help. Goodbye. Sentence5: Unfortunately, I can't find a 3-star expensive guesthouse with free parking. Would you like me to find something else? Sentence6: Sure, The Lensfield hotel is in the south. It is very nice, can I book it for you? Sentence7: Express by Holiday Inn Cambridge is an expensive hotel with free parking. Their phone number is 01223866800. Sentence8: I'm looking for an expensive place to stay with free parking please. Sentence9: Let us know if you have any more questions! Sentence10: How about a hotel instead of a guesthouse? Question: Who has spoken the sentence 2? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: Can I help you with anything else today? Sentence2: I am looking to get an address and entrance fee for a theatre. Can you search for one for me using the criteria I mentioned earlier? Sentence3: There is no specific area. Sentence4: Entrance fee is not mentioned. There are no restaurants in that area that fit your criteria. Is there something else I can look up for you? Sentence5: Yes, get me a table for 3 at 15:30 on Saturday. Sentence6: Fantastic, have a great day! Sentence7: Is there a entrance fee? I am also looking for a cheap north american restaurant to dine at on the east side. Any recommendations? Sentence8: No that will be all! Thank you! Sentence9: Hi, can you please give me information on theatres in town? Sentence10: The Missing Sock is an international restaurant in the East and has a cheap price range. Would you like a reservation? Sentence11: I have made those reservations and the reference number is Y40MJDC0 . Sentence12: I have 5 theaters located in the centre and south which area would you like? Sentence13: Are there any serving international cuisine in the same area and price range? Sentence14: Great, thanks for your help! Sentence15: I see. What sort of information can I help you with? Sentence16: The address for adc theatre is park street. Question: Who has spoken the sentence 7? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Sure, could you tell me the phone number, postcode, and address please? Sentence2: I have successfully booked your hotel. The reference number is QGZKE117 . Sentence3: Enjoy your stay! Good bye! Sentence4: The number to call them is 01223412299. Their postcode is cb17aa. Their address is 64 Cherry Hinton Road Cherry Hinton. Anything else for you today? Sentence5: When would you be staying there? Sentence6: It is a guesthouse in the east and is cheap and has a 4 star rating. Sentence7: Can you please help me find an expensive restaurant in the south? Sentence8: Hi, I'm looking for information on the Autumn House. It's a hotel. Sentence9: Taj Tandoori is a great Indian place in the south. Would you like to know more? Sentence10: That is all, thank you for your help Sentence11: On Sunday. I want to make sure it's the place I'm thinking of first. Can you provide me with information about the hotel? Sentence12: That's the one! Could you make a reservation for me? There are two of us coming in on sunday and we'd like to stay for 4 nights. Question: Who has spoken the sentence 10? (A) User (B) System

A:
Answer: (A) User
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