You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: I am looking for Mediterranean food in the center of the city. Sentence2: I show 3 available. 2 are in the expensive range and 1 is cheap. May I book a table for you? Sentence3: Thanks for calling. You have a great day! Sentence4: I have booked you at the Shiraz Restaurant for 7 people Saturday at 15:45. Your table will be reserved for 15 minutes. Sentence5: I'd like the expensive range and I'd like to book a table for 7 people on Saturday at 15:45. Sentence6: Great. Thanks so much! Sentence7: Thank you so much. That is all I need today. Have a great evening. Sentence8: Sure. Your reference number is MSV3UPS2 . You will likely need it. Question: Who has spoken the sentence 4? (A) User (B) System

Answer: Answer: (A) User


Question: Sentence1: Sure. What area would you like to stay in? Sentence2: yes postcode is cb39lh Sentence3: I'd like to stay on the westside, at a place with free parking and WiFi. Sentence4: Can you help me find a moderately priced place to stay? Sentence5: There is the Hobsons House. It is nice and is a 3 star guesthouse. Sentence6: Could you give me the postcode. Question: Who has spoken the sentence 4? (A) User (B) System

Answer: Answer: (A) User


Question: Sentence1: Bridge Guest House is rated 3 stars. Would you like a reservation? Sentence2: Yes I was able to reserve this for you and your reference number is 2I3Y6MMY . Sentence3: The acorn guest house has free wifi and parking. It is cheap and has 4 star rating. The address is 56 saint barnabas road. Sentence4: Just for myself. Give me the travel tiem and the train ID please. Sentence5: No thank you that will be all Sentence6: How many people will that train be for? Sentence7: Thank you very much! Sentence8: That will be all thank you for your help. Sentence9: TR5285 arrives at london liverpool street at 15:27 with a total travel time of 88 minutes. Sentence10: I need a 3 star rated hotel Sentence11: I need a train on wednesday which will go to liverpool street in london. Sentence12: There are several that day. What time would you like to leave or arrive? Sentence13: Is there anything else I can help you with? Sentence14: I need a place to stay that includes free wifi and parking. Sentence15: I need to arrive by 18:30 and need to depart from Cambridge. Sentence16: book it for 6 people and 4 nights starting from monday Question: Who has spoken the sentence 4? (A) User (B) System

Answer:
Answer: (A) User