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

Example Input: Sentence1: What time would you like to leave by? Sentence2: Great, I have booked you a white Honda the Contact number is 07767407244. Anything else I can help you with. Sentence3: I would like to book a taxi to hughes hall please. Sentence4: I would like to arrive by 19:00 if possible. Sentence5: I will be departing from the river bar. Sentence6: nope thats all thanks Sentence7: Where will you be departing from? Sentence8: It was my pleasure to assist you with that. Hoping you have a great day. Goodbye. Question: Who has spoken the sentence 5? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: Your reservation was successful and your reference number is UO8AN5FO . Is there anything else that I can help you with today? Sentence2: I am looking for the Alpha-Milton Guest house and would like to book it for 5 people for 2 nights starting Friday. Can you send me the reference please? Sentence3: That's all, thank you so much! Sentence4: Thank you for calling, enjoy! Goodbye. Sentence5: Sure, what is the name of the hotel? Sentence6: Hello. Can you help me in locating a certain hotel? Question: Who has spoken the sentence 2? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: Thank you goodbye. Sentence2: First, what is the address please? Sentence3: Thanks, what's the price range and phone number? Sentence4: There is one African restuarant in the Center. It is named Bedouin, and is expensive. Their phone number is 01223367660. Would you like me to book for you? Sentence5: It's an expensive restaurant and the number is 01223367660. Sentence6: bedouin 100 Mill Road City Centre Sentence7: thanks for your help Sentence8: I am looking for a place to dine. The restaurant should serve african food and should be in the centre Question: Who has spoken the sentence 2? (A) User (B) System
Example Output:
Answer: (A) User