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

Input: Consider Input: Sentence1: There are no architectural attractions anywhere in town? Sentence2: Alexander bed and breakfast is available, would that work for you? Sentence3: from what day should i book? Sentence4: Yes, I am looking for an expensive place to stay that includes free parking. Sentence5: Sure, that sounds good. Could you give me the information on All Saints Church? Sentence6: All saints church is listed as architecture, would you like to go there? Sentence7: I could not find any attraction that match your request. Can I look for museums? Sentence8: I'm just looking for something that is a guesthouse in the cheap price range. Sentence9: Sure! I have a few places in mind, but can you tell me if you prefer a particular area? Sentence10: No that was it. Thank you so much for your help. Sentence11: It is in the centre located at Jesus Lane and the entrance is free. Their phone number is 01223452587 and the postcode is cb58bs? Anything else I can help with? Sentence12: Starting Thursday. Sentence13: I'm looking for any type of architectural attractions in town. Do you have any recommendations? Sentence14: You have a room booked for Thursday. Reference number is U3DO9AJP . Can I help with anything else? Sentence15: Thank you and goodbye. Sentence16: can you book for 4 people 5 nights and get me the reference number please? Question: Who has spoken the sentence 6? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: You are very welcome. Goodbye. Sentence2: I am looking for an expensive restaurant in the east part of town. Sentence3: Is there anything else? Sentence4: What is the phone number for Yu Garden? Sentence5: yu garden is on the east side, would you like the phone number? Sentence6: The phone number for Yu Garden is 01223 248882. May I help you with anything else? Sentence7: No, I think that's it. Thank you for your help. Sentence8: I have found several. Would you like British, Indian, gastropub, or Chinese? Sentence9: There are no other types of expensive restaurants in the east, would you like to try another area? Sentence10: Is there another chinese restaurant in the east? Sentence11: Yu Garden is the only Chinese restaurant on the east side of town in the expensive price range. Sentence12: No, that's okay. What Chinese restaurants are there on the east side? Question: Who has spoken the sentence 11? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: I will take the 5:21. Can you please give me the travel time, train ID, and price? Sentence2: All of them are in the Centre. Two are in the cheap price range and two are expensive. Would any of those suit? Sentence3: I will need something with free wifi and parking Sentence4: Thank you for being so informative. I have two trains available. Both will get you there before 08:15. One leaves at 05:21 and the other at 07:71. Which do you prefer? Sentence5: Are they in the east or centre? Sentence6: The travel time of the 5:21 is 49 minutes, arriving at 6:10. Train ID is TR2515 and the price is 12.80 pounds. How many tickets? Sentence7: Yes, the Alexander offers those. El Shaddai, Gonville Hotel, or the University Arms Hotel all do as well, if those sound more appealing. Can I book you a room? Sentence8: Glad I could help. Have a good day. Sentence9: Yes, I also need to find a train from cambridge to stevenage on Friday. I need to arrive by 08:15. Sentence10: There are 4 choices for you to choose from. May I recommend the Alexander Bed and Breakfast? Sentence11: I'm looking for lodgings offering free wifi and free parking. Sentence12: 138 perne road is the address. Is there anything else I could help you with? Sentence13: I really wanted a hotel in the moderate price range. Can you look in the east please? Sentence14: Certainly, which part of town would you prefer to stay in? Sentence15: I have 2 options here. Shall I book you for carolina bed and breakfast? Sentence16: Sure, could I get the address please? Sentence17: The centre, please. Sentence18: I don't want to book at this time, just the information. So that's all thanks! Question: Who has spoken the sentence 9? (A) User (B) System


Output: Answer: (B) System