instruction:
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
question:
Sentence1: Maybe you could try again? Sentence2: I am looking for a place to stay in cambridge in the moderate price range with 4 stars Sentence3: I found the restaurant you want. Do you want me to make reservation? Sentence4: I am having a hard time booking this, could I make sure the place you would like is the Pizza Express at Fen Ditton? Sentence5: There are 11 matches. Do you have a preference for hotel types? Sentence6: Yes, for 5 people on Friday around 13:45, please Sentence7: I am not able to book anything right now. Sentence8: Okay....well I'm over here waiting....don't forget the reference number too Sentence9: I will go ahead and book that for you now. Sentence10: Thanks for the room booking. Can you locate a restaurant for me, too? The name is pizza express Fen Ditton. Sentence11: The booking worked this time! The reference number is S31A87TV . Anything else today? Sentence12: No problem. If you need anything else just call us back. Sentence13: Yes it is, but if 13:45 time isn't working then 12:45 would also be acceptable. Sentence14: Great, thanks for your help! Have a good one. Sentence15: You have a room booked at the Warkworth House (ref# TP8X26LA). Can I help you with anything else? Sentence16: No, but it should be in the east. Sentence17: I have 3 guesthouses matching your request. Do you care about parking? Sentence18: Pick one and book me for 5 people lasting three nights starting Friday please. Question: Who has spoken the sentence 15? (A) User (B) System
answer:
Answer: (B) System

question:
Sentence1: What day would you like to travel? Sentence2: Yes, go ahead and book either of those for 2 people and 3 nights beginning on Tuesday. Sentence3: Can you also recommend a three star hotel that has free wifi? Sentence4: Your booking at The Gonville coming in on Tuesday for 4 days 3 nights is confirmed for a party of 2. Your reference number is : 5GCUETMP . Anything else today? Sentence5: I need a train leaving from broxbourne. Sentence6: There are two. The Gonville Hotel and The Lensfield. Both also have free parking. Would you like me to book one for you? Sentence7: Booking was successful, the total fee is 17.89 GBP payable at the station .Reference number is : X1XG5K91 . Sentence8: I am happy to help! Goodbye, I hope your trip is lovely! Sentence9: Can you book it for me? Sentence10: No. That's it. Thank you for your help. Sentence11: I would recommend TR6788 which leaves Broxbourne at 19:32 and arrives in Cambridge at 20:32. Sentence12: I would like to travel on a Tuesday from Broxbourne to Cambridge after 19:15. Question: Who has spoken the sentence 3? (A) User (B) System
answer:
Answer: (B) System

question:
Sentence1: What about British food? Sentence2: The booking was successful. Your table will be reserved for 15 minutes. Your reference number is 6S09L48Q . Can I help you with anything else? Sentence3: Yes, please. I would like it to be for 4 people at 14:15 on Saturday. Sentence4: No. that is all for now. Sentence5: Can I get their postcode please? I also am looking for a good restaurant in town. Sentence6: Can you let me know the type of car? Sentence7: I also need a taxi between the two locations and need to get to the restaurant by 14:15 Sentence8: Fitzbillies is a great British restaurant in the centre of town. Would you like me to reserve a table for you? Sentence9: Wonderful, glad I could be of assistance. Have a great day! Sentence10: What kind of cool attractions to we have in town? Maybe in the water. Sentence11: The abbey pool and astroturf pitch is located in the East at pool way, whitehill road, off newmarket road. Their phone number is 01223902088. Would you like to know anything else? Sentence12: I am actually looking for a boat attraction in the north, not a swimming pool. Sentence13: Their postcode is cb43ax. Can I help you with anything else? Sentence14: It'll be a white tesla. Is there anything else I can help you with? Sentence15: Sorry, no matches. Is there another food you want to try? Sentence16: I have 4 swimming pools in town if you are interested in that? I have 2 in the north, 1 in the east, and 1 in the centre. Sentence17: I would like to the information for the one east. Sentence18: There are 5 British restaurants that meet your needs. Would you prefer the centre, west, or east part of town? Sentence19: riverboat georgina is in the north. do you want their information? Sentence20: Anywhere that you recommend will be great. Sentence21: Yes I would like to find a restaurant that serves German food that is expensive. Sentence22: I've booked a taxi for you. You should arrive at the restaurant by 14:15. The contact number is 07165032687. How else can I help you today? Question: Who has spoken the sentence 19? (A) User (B) System
answer:
Answer: (B) System