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

Q: Sentence1: I am having difficulty booking either of the. Can you find another day or time that would suit you? Sentence2: Absolutely. Can I suggest the Warkworth House at a moderate price range, or the Autumn House at a cheap price range. Do either of these interest you? Sentence3: OK, you're all booked for 3 nights at the Warkworth House, starting Thursday. Your reference number is AC1NVW47 . Can I help with anything else today? Sentence4: I would consider both. I need to book for three people and 5 nights starting on Thursday. Can either of them offer that? Sentence5: There are 6 possible places that fit your request. Would you like more information or to add additional search preferences? Sentence6: Good Afternoon, I am looking for a place to stay on the east side in a guest house Sentence7: Can you see if any of them offer free parking? Sentence8: You're welcome. Goodbye! Sentence9: I really need to stay during that time frame. Would you mind checking again? Sentence10: No, that will be all. Thanks! Sentence11: Honestly, any price range will do. Can you suggest one for me and help me with booking a room? Sentence12: 5 of the guesthouses offer parking. What is your price range preference? Question: Who has spoken the sentence 9? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: No, that's all the information I need. Thanks! Sentence2: You can reach them by phone at 01223312598. Anything else I can help with? Sentence3: Booking was successful. Reference number is : T212RFL5 . Sentence4: Yes, Gourmet Burger Kitchen has North American cuisine and is expensive. It is located in the City Centre. Sentence5: That sound perfect. Could I make a booking for 6 people? Sentence6: I need help finding a guesthouse to stay at. Sentence7: I'd like the east part of town please. Sentence8: Ok great, have a wonderful day! Sentence9: Do you know of a restaurant by the name of gourmet burger kitchen? Sentence10: Of course! What day and how many nights? Sentence11: can you tell me the phone number please Sentence12: Warkworth House is a great place. They are rated 4 stars, moderately priced and offer free parking and internet. Sentence13: How many days will you be staying? Sentence14: I have a number of different guesthouses available. Do you want to stay in a particular part of town? Sentence15: I'll be starting my stay on this coming Sunday. Sentence16: 5 nights please. Question: Who has spoken the sentence 8? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: I'm very sorry a and b guest house does not have availability for your request. Would you like to try a shorter stay or a different day? Sentence2: Sure, what day will you be staying and for how long? Any price range? Sentence3: Yes, I will need accommodations for 7 people, for 5 nights. We want to check in Thursday. Sentence4: I have museums, boating excursions, basic entertainments, parks and swimming pools. Any of these spark your interest? Sentence5: Please try for two nights then at minimum from Thursday evening on. We need a guesthouse for 7 people, and I will need the reference number when booked. Thanks! Sentence6: Never mind. That will be all. Sentence7: Hi, what kind of attractions are there in the east? Sentence8: Is there a guesthouse nearby that is rated at least 4/5? Sentence9: The A and B Guest House is close by. It has a 4 star rating and moderate pricing. Would you like me to book it for you? Sentence10: Now I will need to find a hotel for the remainder of my visit. Can you help with that? Sentence11: Try the funky fun house. It's on cherry hinton road. Sentence12: Yes the A and B guesthouse is a guesthouse. Would you like me to book it for you? Sentence13: Okay, I was able to book the questhouse for you for two nights starting on Thursday. The reference number is O4OXDCIW . Is there anything else I can help you with today? Sentence14: What would you recommend? Sentence15: Okay, I hope you have a pleasant stay! Sentence16: That sounds like what I'm looking for. Is it a guesthouse? Question: Who has spoken the sentence 15? (A) User (B) System

A:
Answer: (B) System
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