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: Sounds good. Have a good day. Sentence2: Thank you very much. I will contact them now. Sentence3: Can you give me the contact info for the nearest police station? Sentence4: Sure! The Parkside Police Station is located at Parkside, Cambridge and can be reached at 01223358966. Question: Who has spoken the sentence 2? (A) User (B) System

Answer: Answer: (A) User

Question: Sentence1: My destination is cambridge. Sentence2: What day will you be traveling? Sentence3: Hey. I'm looking for a train from stansted airport. Sentence4: What is your destination ? Sentence5: I plan to go on tuesday. Sentence6: How many tickets would you like? Sentence7: There are trains departing every hour. TR5077 would get in in at 8:52, does that work for you? Sentence8: That sounds perfect. Can I get the reference number from the booking? Sentence9: I would like 4 tickets. Sentence10: Booking was successful, the total fee is 40.4 GBP payable at the station. Reference number is : WWW231NO . Is there anything else you need? Sentence11: There are several. Do you have a time you need to travel specifically? Sentence12: The train should arrive by 10:00 if at all possible. Question: Who has spoken the sentence 5? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: Yes. City Centre North B & B is in the cheap pricerange. Sentence2: Sure, how about just for one night? Sentence3: Perfect. I'm sure you'll love it. Good day. Sentence4: Ok, that's awesome. Can you book me a room there for Saturday for 8 people and 2 nights? Sentence5: I'm sorry. The booking was unsuccessful. Would you like to try for another day or a shorter stay? Sentence6: Is that place cheap? Sentence7: Success. The reference number is MOUX96ZE . Sentence8: I am looking for a 0 star hotel to stay at somewhere in the north area. Sentence9: I have one place that suits your needs. It is the City Centre North B & B. They are located on 328a Histon Road. They offer both free wifi and parking. Sentence10: Great! Thanks so much for your help with that. Question: Who has spoken the sentence 8? (A) User (B) System

Answer:
Answer: (A) User