You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: I have 5 choices for you. If I might suggest the Holy Trinity Church. It has the most unique architecture in our area. They also offer free admission. Sentence2: I will be visiting the centre. Sentence3: Like I mentioned, Holy Trinity Church is totally free. Is there anything else you'll be needing today? Sentence4: Sounds great. Do you happen to know the entrance fee for it? Sentence5: OK I HAVE 1 TRAINS THAT LEAVE AROUND THAT TIMES ONE AT 21:39 WOULD THAT WORK FOR YOU ? Sentence6: I need a train that lease from London Liverpool Street on Tuesday. Sentence7: Yes as long as it leaves AFTER 20:45 that will be fine. How much is it and how long is the travel time? Sentence8: There are 10 days departing London Liverpool Street on Tuesday. Is there a certain time of day you need to travel? Sentence9: No, I don't think so! Thank you for your help! Sentence10: How about architecture type instead? Sentence11: Thank you for using Cambridge TownInfo centre. Please remember us for all of your future travel needs. Sentence12: Which area are you interested in visiting in town? Sentence13: I would like to leave after 20:45. Sentence14: the train ride is 88 minutes and the cost is 16.60 pounds. it leaves at 21:39 and your reference number is Q6UN1GVR . is there anything else i may help you with? Sentence15: There is no entertainment in the centre. Would you be interested in a different type of attraction? Sentence16: I am looking for places to go in town. What type of entertainment is there in the centre? Question: Who has spoken the sentence 4? (A) User (B) System

Answer: Answer: (A) User


Question: Sentence1: I have information for the Parkside Police Station, is this close to your location? Sentence2: You're welcome. The police will help you immediately. Goodbye. Sentence3: Thank you for your help Sentence4: Please put me in touch with the local police, I was just robbed. Sentence5: The phone number is 01223358966 and the post code is CB11JG. Sentence6: I don't know, could you just give me the postcode and phone? Question: Who has spoken the sentence 3? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: I apologize for the extended wait. Your seats have been reserved. Your reference # is LR5KLQWT . Is there anything else I can assist you with? Sentence2: You're welcome! Please contact us if you need additional assistance during your visit to Cambridge! Sentence3: That sounds great! Thanks for all your help; that's all I needed today. Goodbye! Sentence4: Did you complete the booking? I need the reference number. Sentence5: I sure can! What day and times are you looking for? Sentence6: Great I'm also looking for a park to visit in the centre of town. Sentence7: I'll be coming in from Norwich on Friday. I'll need to leave after 11:30, please. Sentence8: Can you help me find a train to Cambridge? Sentence9: Yes, I'd be more than happy to book TR9900 for 5 people. Would you like a reference number? Sentence10: Yes please give me the reference number Sentence11: How about TR9900 that leaves at 05:16? Sentence12: Okay. The only park in the centre is cambridge university botanic gardens. Their address is bateman street, postcode is cb21jf, phone number is 01223336265, and the entrance fee is 4 pounds. Sentence13: Give me one moment to complete the booking. Sentence14: That sounds just like what I needed. Can you please make a booking for 5 people? Question: Who has spoken the sentence 1? (A) User (B) System

Answer:
Answer: (B) System