TASK DEFINITION: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
PROBLEM: Sentence1: Can I get some information about visiting Great Saint Mary's Church? Sentence2: Thanks. I am also looking for an expensive place to eat in the centre. Sentence3: Booking was successful. The table will be reserved for 15 minutes. Reference number is : XWZ8N8GF . Anything else I can do? Sentence4: Sure, there are plenty of places in the area. Did you have a particular type of cuisine in mind? Sentence5: Sure, is there anything specific you'd like to know? Sentence6: What is the entrance fee for that attraction? Sentence7: This is found in the center of town. Their phone number is 01223350914 and their postcode is cb23pq. Sentence8: Admission to Great Saint Mary's Church is 2 pounds. Sentence9: Definitely, Please book me for 7 people at 14:45 on wednesday. I also would like the reference number. Sentence10: No, just expensive in the centre. Recommend one for me. Sentence11: Thanks! That's all I needed. Sentence12: I'd really like to visit Great Saint Mary's Church. Could you give me some information about it? Sentence13: You should try dining at kymmoy, an asian oriental restaurant located at 52 Mill Road City Centre. Would you be interested in booking a table? Sentence14: You're welcome! Have a wonderful day. Question: Who has spoken the sentence 12? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I'm departing from Norwich and want to arrive by 13:00. Sentence2: Yes, I will need a train to cambridge on thursday. Sentence3: You are booked for 7 people, 5 nights starting thursday. Your reference number is ZFREK5SQ . May I help you with anything else today? Sentence4: the Kirkwood House is in the north and it sports a four star rating. It has internet and parking and the price range is moderate. Would you like to book? Sentence5: You're welcome. Have a great time! Sentence6: The travel time of that train is 79 minutes. Sentence7: thanks for your help you have been great! Sentence8: That sounds perfect. Can you reserve it for seven people? Sentence9: Where will you be departing from? Sentence10: I'm looking for a particular hotel called the kirkwood house. Where is it, and what other information do you have about it? Sentence11: TR3078 departs at 11:16 and arrives by 12:35. Would you like a ticket? Sentence12: not right now, what's the travel time on that ride? Sentence13: Sure, I can book it for you. What day did you want to arrive and for how many days? Sentence14: 5 nights starting Thursday. Question: Who has spoken the sentence 4? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: There is only me. Sentence2: I'd be happy to reserve your rooms for you. How many people will you be traveling with? Sentence3: Parkside pool is in the centre of town. The address is gonville place and the phone number is 01223445100. Sentence4: Enjoy your stay in Cambridge, have a great day! Sentence5: There is a bed and breakfast on 56 saint barnabas road by the name of Alexander, with free parking, internet and 4 star rated. All in a very cheap price. Sentence6: I can help you with that. Do you prefer hotels or guesthouses? Sentence7: There are 4 to choose from. Would you rather go to one located in the east, north, or centre? Sentence8: Let's put the pool on hold. I forgot to ask you to book the Alexander for me. It is just me for two nights beginning Saturday. Sentence9: I would like to find a pool as well. Sentence10: We didnt pick out a pool yet, any preference in area? Sentence11: I am sorry I need to know where you are going? Sentence12: That does not matter but I would like it in the cheap price range. Sentence13: Yes, I'd like in to be in the centre of town Sentence14: I'm looking for a place to stay in Cambridge Sentence15: That sounds perfect. That's all I needed for today, thanks. Sentence16: Your booking for Alexander bed and breakfast was successful. The reference number is F371FPBA . What else can I do for you? Sentence17: I would like a swimming pool at the centre of town. Sentence18: Please arrange for a taxi to pick me up from the attraction at 21:00 and take me to the hotel. I'll need car and contact info too. Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION:
Answer: (A) User