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

Input: Consider Input: Sentence1: The address for that is 6 trinity street. Sentence2: I don't need to make the reservation now. Thank you though. I would like the address for Cambridge Contemporary Art please. Sentence3: Can you help me find a train coming from cambridge leaving on thursday? Sentence4: How many tickets please? Sentence5: I want to arrive by 21:30 if possible. Sentence6: Yes I have many options. What time would you like to leave or arrive by? Sentence7: Train TR3255 is arriving at 21:06,is that okay for you? Sentence8: Thanks for using our service today, glad I was able to assist you. Hope you have a great day. Sentence9: That could work for me. Sentence10: thank you, that will be all. good bye. Sentence11: I will be going to Leichester. Sentence12: There are 202 trains departing Cambridge on Thursday. Where do you plan to head to that day? Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: There's a Parkside Police Station in town, right? Sentence2: Thanks! Also, can you give me the exact address to the station? Sentence3: The only address listed is Parkside, Cambridge. It does not give an exact address, I'm sorry to say. Sentence4: I will also need the postcode please. Sentence5: No, that's all thank you Sentence6: Sure, the postcode is CB11JG. Sentence7: Yeah, sorry for the inconvenience. Can I do anything else for you though? Sentence8: Yes, it is located at Parkside, Cambridge. Sentence9: Wow. That is very odd. Sentence10: Thanks. I need the phone number and postcode too. Sentence11: Sure thing. They are located in Parkside, Cambridge and the phone number is 01223358966. Sentence12: You're welcome, have a great day Question: Who has spoken the sentence 9? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: How about a theatre type? Sentence2: I have the University Arms Hotel. Would you like to make a booking? Sentence3: Thank you for using the Cambridge Town Info Centre Services! We hope you enjoy your time in Cambridge Sentence4: How about the ADC Theatre? It's located in centre. Would you like more information? Sentence5: The adc theatre address is park street post code is cb58as Sentence6: i am looking for places to go in town. The attraction should be in the type of entertainment and should be in the centre. Sentence7: Can you tell me the address? Sentence8: I would also like to find and expensive, 4 star place to stay. Sentence9: Would you like the hotel to also be in the centre area? We have one in centre and one in the west area. Sentence10: i want to drive by 05:00. Contact number and car type, please. Sentence11: In the same area as the attraction please. So I guess centre Sentence12: your all set! reference number is YE34VAVO . Anything else? Sentence13: I'm sorry, I couldn't find anything like that in the centre. Sentence14: Your booking is completed, a blue bmw will be picking you up. Their contact number is: 07241940832. Do you need any further assistance today? Sentence15: That was all I needed. Thanks so much! Sentence16: Yes please, 6 people for three nights starting on tuesday. Sentence17: What time would you like to leave and or arrive? Sentence18: Yes I would like a taxi from the theatre to the hotel. Question: Who has spoken the sentence 16? (A) User (B) System


Output: Answer: (A) User