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

Example input: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Example output: Answer: (A) User
Example explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system
Q: Sentence1: I'm looking for a place to stay. I'd prefer a guesthouse with four stars. Sentence2: We have 11 moderately priced guesthouses that are 4 stars. What area do you want to stay in? Sentence3: The same time. Sentence4: We have several 4 star guesthouses. What side of town are you looking to stay in? Any budget in mind? Sentence5: a and b guest house would meet this criteria. It is located in the east. The phone number is 01223315702. The post code is cb12dp. Will that be all? Sentence6: Yes, that's everything. Thanks for your help! Sentence7: The TR8070 train leaves Leicester for Cambridge on Saturday at 09:09. This is the most appropriate choice for your needs. Would you like me to book it? Sentence8: I have quite a few, when were you planning your stay? Sentence9: If there's nothing else I can do for you, have a great stay. Sentence10: Neither. I am looking for a train departing from Leicester and going to Cambridge that's leaving Saturday after 08:30. Sentence11: Of course, are you looking for a hotel or attraction to visit? Sentence12: Sure, I can do that. Did you want to narrow it to a specific area of town? Sentence13: I'd like a moderately priced place please. Sentence14: No thanks, I was needing the train ID but you already gave that to me. Thanks so much. Sentence15: I am looking for information in Cambridge Sentence16: Area of town doesn't matter. Sentence17: If you could recommend any one of them that would be great. I need the postcode, phone number and the area the hotel is in please. Sentence18: Thanks for using our service! Question: Who has spoken the sentence 3? (A) User (B) System
A:
Answer: (B) System