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

[EX Q]: Sentence1: what is your price range for that? Sentence2: you selected attraction can you please correct so I can search. Sentence3: Can you give me the postcode and address please? Sentence4: What is the address for Gonville and Caius College? Sentence5: I'm happy to be of help. Take care. Goodbye. Sentence6: Pizza Express is a moderately priced Italian restaurant in the center of town. Do you need more information? Sentence7: The gonville caius college would be a nice attraction. Could I get the address please? Sentence8: I would recommend gonville and caius college, that is a nice campus in the centre area and best of all, admission is free, would you like more info? Sentence9: I need some information on a place called Pizza express. Sentence10: Thank you. I look forward to the day in town. Goodbye. Sentence11: I don't care about that but I would like the address and area of the college I visit. Sentence12: Yes, I'm looking for colleges to see in town. Can you help me with that? Sentence13: It is located on trinity street. Sentence14: Of course. The postcode is cb21db and it is at Regent Street City Centre. Can I help you with anything else today? Question: Who has spoken the sentence 9? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: 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
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Not yet. What time does TR8705 leave Kings Lynn? And what do the tickets cost? Sentence2: It leave kings lynn at 08:11 and the tickets are 9.80 pounds per ticket. Would you like me to book you tickets? Sentence3: I hope you have a pleasant trip! Sentence4: Sure! Golden Wok is located at 191 Histon Road Chesterton. Their postcode is cb43hl. You can reach them at 01223350688. Anything else I can help with? Sentence5: Im looking for food its name is called golden wok, can you get me address, postcode, and phone number Sentence6: great, the TR8705 can get you there by 8:58. would you like tickets? Sentence7: to cambridge and should arrive by 09:00 Sentence8: Ok is there anything else I can help you with ? Sentence9: OK, and where will you be traveling to? Sentence10: Excellent! Do you need assistance with transportation? Sentence11: No, that's all at this time. Thank you. Sentence12: No I don't need you to book it. Sentence13: I also looking for a train. The train should depart from kings lynn and should leave on thursday Sentence14: I am planning a trip to Cambridge Question: Who has spoken the sentence 7? (A) User (B) System
[EX A]:
Answer: (B) System