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

[Q]: Sentence1: Yes sir! Soul tree nightclub is a good one. they are at 8 market passage, postal is cb23hx and phone number is 01223519224, is there anything else that I can assist with? Sentence2: Pick a good one for me. I need the phone number and postcode for it too. Sentence3: Sala Thong is an expensive Thai place in the west. They're located at 35 Newnham Road, cb39ey. Sentence4: Can't wait to come party at one of your nightclubs in town. Sentence5: There are 5 nightclubs in the centre and one in the south. Would you like more information on one of them? Sentence6: Thanks, that is all for today. Goodbye. Sentence7: You're welcome, have a good day. Sentence8: Can you give me information on a restaurant called Sala Thong? Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: There are 5 expensive Indian restaurants available in the west. Would you like me to book one of those for you? Sentence2: Can you help me find and expensive restaurant in the west? Sentence3: I would like to eat at an indian restaurant please. Sentence4: You are welcome. Thank you for calling Cambridge TownInfo Centre. Good bye. Sentence5: Yes, please choose one and book it for 6 people at 13:30 on Thursday. Sentence6: We have nine. What sort of cuisine would you like? Sentence7: No, that's it for today. Thank you for all your help. Good bye. Sentence8: Ok. I was able to book cocum on thursday at 13:30 for 6 people. Your reference number is LTZ2TPIA . Can I help you with anything else? Question: Who has spoken the sentence 3? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: There are no cinemas in the East. Would you like me to look in a different area? Sentence2: Sure, this is an inexpensive Italian restaurant in the north, located at 20 Milton Road Chesterton. Would you like a reservation? Sentence3: I also need a taxi to take me from the water park to the restaurant by my reservation time, please. Sentence4: You're welcome, have a great day. Sentence5: Ok I made that taxi reservation. It's a blue toyota and the contact numner is 07403878307. Sentence6: The Cherry Hinton Water Play Park offers free admission. Is there anything more I can help with? Sentence7: That is all I need today. Thank you for your help! Sentence8: Yes, please, a table for 8 on Thursday. We'd like to dine at 12:45. Sentence9: Just the entrance fee, thank you. Sentence10: Can I help you with anything more today? Sentence11: Yes, I want to find out about da vinci pizzeria please. Sentence12: I am looking for cinemas in the east Sentence13: Thank you very much. Sentence14: There is 1 park in the east. The Cherry Hinton Water Play park near Cherry Hinton Hall. Would you like the phone number? Sentence15: Your reservation was successful. The table will be reserved for 15 minutes. Reference number is : GBZVHZAM . Can I help you with anything else? Sentence16: No. Is there a park? Question: Who has spoken the sentence 2? (A) User (B) System
[A]:
Answer: (A) User