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

Ex Input:
Sentence1: I'd like to find some place to go on the east side of town. Sentence2: Thank you. Have a good day, goodbye. Sentence3: I can certainly suggest something for you. I have 10 options. Do you prefer an entertainment venue, or perhaps a museum or park, etc? Sentence4: Sounds great. That's all I needed. Thank you! Sentence5: I would prefer just anything in the east, can you give me the address and attraction type of one? Sentence6: No problem. How does the Funky Fun House sound? It is standard entertainment and it is located at 8 mercers row, mercers row industrial estate. Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: the post code is cb41er. what day would you like the reservation for? Sentence2: You're quite welcome. Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence3: The Ashley Hotel sounds fine, can you book that for me please. Also, I need the postcode of that hotel as well. Sentence4: I'm looking for a hotel in the north side. Sentence5: Ashley Hotel and Lovell lodge are both available Sentence6: Actually, I don't need a booking. Thanks. Have a nice day. Sentence7: I have many options in the north. All are in the cheap to moderate range. Do you have any further requirements? Sentence8: I'd like a 2 star hotel with free parking. Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: cambridge. by 13:30 and should go to broxbourne Sentence2: No, but I'm looking for Corsican food. Sentence3: That was all thank you. Goodbye. Sentence4: Thank you for contacting us and have a nice day. Sentence5: I found 5 restaurants that serve European food all over Cambridge. I recommend the city stop restaurant on the North side. Would you like me to make a reservation for you? Sentence6: The area does not matter. But try European food please? Sentence7: Could you tell me your departure site and destination? Sentence8: No, just get me the Train ID. Sentence9: I apologize, but I could not find a Corsican restaurant meeting your criteria. Would you like to try a different food type? Sentence10: Help me find an expensive restaurant. Sentence11: I have many, what area were to looking to dine in? Sentence12: Ok, do you have a day of the week you want to travel? Sentence13: yeah i also need a train Sentence14: The train ID is TR 9605. Is there anything else you need? Sentence15: I need to travel on monday please. Sentence16: Yes can you check the same area for chinese food please? Sentence17: I have a table booked for 7 people on friday at 14:15, your reference number is JCTPEZT9 . Can I help with anything else? Sentence18: Okay. There are 10 trains matching your query. TR9605 departs at 14:01. Would you like to make a booking for that train or hear about other options? Sentence19: Yes please for 7 people at 14:15 on friday. Sentence20: I would be happy to assist you. Is there an area of town that interests you? Question: Who has spoken the sentence 10? (A) User (B) System

Ex Output:

Answer: (A) User