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 am looking for one on the east side. However I need a indian restaurant not chinese. Sentence2: I want to leave the restaurant by 1:15. Sentence3: No thank you that is all. Sentence4: Preferably in the east. Would like the phone number. Also looking for colleges to visit and need to book a taxi for 1:15. I will need the number and car type. Sentence5: Your booking is completed. A black skoda will be picking you up, their contact number is 07824442963. Can I help with anything else today? Sentence6: At what time would you like to leave the restaurant? Sentence7: Can you tell me the address to a Chinese restaurant in Cambridge? Sentence8: any price range is ok. I am also looking for places to go in town. The attraction should be in the type of college Sentence9: There are several Chinese restaurants in town. Which specific part of town are you interested in? Sentence10: There are Indian restaurants in the centre, south, east, north, and west. Do you have an area preference? Sentence11: Sounds good. Could you give me an idea of colleges I can visit whilst in Cambridge? Sentence12: Okay, how about curry prince? It is moderately priced and located in the east. Their phone number is 01223566388 Sentence13: Sorry about that. I have 4 Indian restaurants on the east side. Do you have a price range you'd like to stay within? Sentence14: sure there's corpus christi, located in the centre and clare hall which is in the west. Sentence15: i do not have a place by your description. can we change location? Sentence16: Sure, let's do Corpus Christi. Could you get me a taxi from the restaurant to the college? Sentence17: If you need anything else, please call us back. Have a great trip to Cambridge! Goodbye. Sentence18: Price doesn't matter. What restaurant do you recommend? Sentence19: Let's actually find an Indian restaurant first. What areas of town have indian places? Sentence20: I can help with all of those but first let's find a restaurant for you. Do you have a price range? There's 2 moderate and 2 expensive restaurants. Question: Who has spoken the sentence 2? (A) User (B) System
A:
Answer: (A) User