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

Q: Sentence1: Would you like British food? Sentence2: Where are you going or coming from? Sentence3: I will be leaving Cambridge and heading to Ely. Sentence4: The TR8399 leaves from Cambridge on Monday at 09:50. Shall I book that for you? Sentence5: Oh that's great. That would be all, thank you. Sentence6: Sure, that works for me. I need the phone number, postcode, and address for the restaurant. Sentence7: Is there a certain time you need to arrive by? Sentence8: I am looking for a restaurant. The restaurant should be in the centre and should be in the moderate price range. Sentence9: You have 2 seats reserved, and you'll pay 8.8 GBP at the station. Your reference number is 90RLYZKX . Can I help you with anything else? Sentence10: I don't have a food preference. Sentence11: yes, for 2 people. Please give me the reference number. Sentence12: I just need to leave after 08:45 Sentence13: Cotto is a great british restaurant located on 183 East Road City Centre. Their postcode is cb11bg and phone number is 01223302010. Is there anything else you need? Sentence14: Please find me a train that leaves on Monday after 08:45 Sentence15: There are 21 restaurants in the centre. Do you have a certain type of food you'd prefer? Sentence16: Thank you for using our service today. Question: Who has spoken the sentence 13? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Thats all for today! Thanks so much! Sentence2: TR1039 departs from Ely at 13:35, arriving in Cambridge by 13:52. Does this work for you? Sentence3: Sounds great, can you book it for 7 people for 4 nights starting saturday? Sentence4: The location doesn't matter, but I'd like it to be 4 stars. Sentence5: Thank you I also need to find a cheap guesthouse to stay at. Can you help me find one? Sentence6: Hi, I'm looking for a train going to Ely from Cambridge. Sentence7: Have a nice day. Sentence8: Okay! How about Allenbell? Sentence9: That sounds great. I would like to book it for 7 people. I will also need the reference number Sentence10: You have 9 options available. Would you like to narrow it down by location? Sentence11: Your room has been booked. Your reference number is ELA3CIDM . Sentence12: There are 70 possible trips. You can leave as early as 5:35 and as late as 23:35. The trip is 17 minutes. What time of day would you prefer? Sentence13: I need to leave on Wednesday after 12:00 please. Sentence14: Booking was successful, the total fee is 35.2 GBP payable at the station .Reference number is : JD1P380X . Question: Who has spoken the sentence 5? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Great! Can I have the address and phone number, please? Sentence2: Could i get the postcode, please? Sentence3: Could you help me find a place to stay? I need a place in town that offers free parking and free wifi. Sentence4: I have found Restaurant One Seven within your range. Would you like for me to book it? Sentence5: Are any of them a guesthouse in the moderate price range? Sentence6: Is there a specific type of food you would like to eat? Sentence7: Yes! The Acorn Guest House is very popular. Would you like more information on that hotel? Sentence8: I am also looking for a place to dine. Sentence9: The address is De Vere University Arms Regent Street City Centre and the phone number is 01223337766. Have a great night! Sentence10: I am showing 25 entries, maybe we can narrow it down a bit. What price range and part of town are you looking for. Sentence11: Yes, I would like british food in the moderate price range please. Sentence12: The postcode for the acorn guest house is cb41da. Question: Who has spoken the sentence 10? (A) User (B) System

A:
Answer: (A) User
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