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

Q: Sentence1: 4 people please. Sentence2: What area is it in? Sentence3: I'm looking for a hotel to stay in. I prefer something in the expensive price range, and also one that offers free parking. Sentence4: I also need a train going to Leincester from Cambridge. I want to leave on Monday and arrive at 13:00. Sentence5: Booking was successful. Reference number is : H9CE5KK3 . Can i help you with anything else? Sentence6: The gonville hotel is in the centre area and the lensfield hotel is in the south area. Would either of these hotels work for you? Sentence7: The gonville hotel may be a good option. Sentence8: Which day would you be arriving at the hotel, and how long will you be staying? Sentence9: yes can you please. thank you Sentence10: In that case, you'd prefer The Lensfield. Do you need to book a room? Sentence11: Wednesday for 4 people, just one night. Sentence12: i want the one in the south Sentence13: I'd like a place with 3 stars. Sentence14: The Lensfield Hotel or Gonville Hotel both meet your criteria. Would you like me to make a reservation for you at either option? Sentence15: How many tickets do you need? Sentence16: Your tickets have been booked. Your reference number is 6F8IVDHH . Question: Who has spoken the sentence 4? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: Please contact the Parkside Police Station at 01223358966. Sentence2: Help me please, i just been robbed and don't know what to do. Sentence3: Thanks, that's all. Good bye. Sentence4: Thank you for using our services. Sentence5: The postcode is CB11JG. Do you need further assistance? Sentence6: Thank you, what's the postcode? Question: Who has spoken the sentence 1? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: In the north please. Sentence2: Yes please, can you book 2 tickets and can i get a reference number please? Thank you. Sentence3: TR1703 leaves cambridge on sunday at 19:40 and arrives at stansted airport at 20:08. The cost is 8.08 pounds. Would you like me to book it for you? Sentence4: Okay, great. Let us know if you need anything else. Sentence5: It doesn't matter what time I leave as long as I arrive at the airport by 20:45. Sentence6: What time would you like to leave? Sentence7: Restaurant two two is an expensive french restaurant in the north. Would you like a reservation? Sentence8: I want an expensive french place to dine in. Sentence9: no i want the post code and address Sentence10: Where are you departing from, What day do you want to travel and how many people can I book tickets for? Sentence11: Sure, do you prefer the centre of town or the north end? Sentence12: Thank you, my trip is planned, that is everything. Sentence13: a train. The train should arrive by 20:45 and should go to stansted airport Sentence14: Sure, they are located at 22 Chesterton Road Chesterton and their postcode is cb43ax. Is there anything else you need? Sentence15: Booking was successful, the total fee is 16.16 GBP payable at the station . Reference number is : 86BN010L Sentence16: Departing from Cambridge on Saturday. Question: Who has spoken the sentence 5? (A) User (B) System

A:
Answer: (B) System
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