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

Q: 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

A: Answer: (B) System
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Q: Sentence1: No that's all I needed. Thank you! Sentence2: Mumford Theatre sounds great. May I have their address and entrance fee, please? Sentence3: The bridge guest house phone number is 01223247942. Can I help you with anything else? Sentence4: Hi, I'm traveling to Cambridge and I'm excited about tourist attractions. I'm looking for theatres in the centre of town. Sentence5: Can I please get their phone number as well? That's all I'll need for the day. Sentence6: I have many. May I suggest either The Cambridge Arts Theatre or Mumford Theatre? Sentence7: Unfortunately I am unable to find information on the entrance fee but the address is anglia ruskin enterprise, east road. Their phone number is 08451962320 Sentence8: Sure. The Bridge Guest House is at 151 hills road. Did you need any other assistance? Sentence9: Alright, thank you. I'm also looking for a particular hotel. It's called the Bridge Guest House, could you help me find it? Sentence10: You are very welcome, anytime. Question: Who has spoken the sentence 6? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: The east would be great. Sentence2: Can you search for hotels instead of a guesthouse? Sentence3: Yes, it has free parking. Would you like me to book that for you? Sentence4: Great, thank you and goodbye! Sentence5: Yes, can you please tell me how many stars it has? Sentence6: I'm interested in finding an expensive guesthouse to stay at during my visit to Cambridge Sentence7: There is one in the east. It is express by holiday inn cambridge. Do you need a booking? Sentence8: It is 01223866800. May I help with anything else? Sentence9: It has 2 stars. Is there anything else I can do for you? Sentence10: I'm sorry I don't have any matches. Should we try a different price range? Sentence11: I have expensive hotels in the east, centre, and south areas of town. Do you have a preference? Sentence12: It is a 2 star hotel. Would you like me to make those reservations? Sentence13: No, what is the phone number for the hotel? Sentence14: Does the Holiday Inn Cambridge have free parking? I forgot to tell you I need that. Question: Who has spoken the sentence 2? (A) User (B) System

A:
Answer: (A) User
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