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

Input: Consider Input: Sentence1: Would you like to book a room at the acorn guest house? It is in the moderate price range like the Hamilton Lodge. Sentence2: Nope. I think that is all I need. Thanks for your help! Sentence3: Yes that will be fine. Sentence4: Your booking was successful. Your reference number is 1WRSIG9U . Is there anything else I can help you with? Sentence5: Happy to help. Have a great day! Good-Bye! Sentence6: I am sorry the booking was unsuccessful,can I help you find another place in the same area? Sentence7: Yes please. I'd like a room for 5 people on Monday for 5 nights. Sentence8: Yes, this guesthouse is open. Do you need help with booking? Sentence9: How about another hotel in the same price range? Sentence10: Howdy! Is the Hamilton Lodge still open? Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: The Hotpot is an expensive Chinese restaurant in that area. Sentence2: Great can I get their phone number as well please? Sentence3: You're quite welcome! Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence4: Would you like to eat Asian Oriental, Chinese, European, or French? Sentence5: No thank you. Have a great day! Sentence6: I am looking for an expensive place to dine in the north. Sentence7: The phone number for the hotpot is 01223366552, would you like me to book you a table? Sentence8: I think Chinese may have caught my attention. Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Gonville Hotel is an expensive 3 star hotel in the centre of town with free internet and parking. Would you like more information or to book it? Sentence2: You took care of everything, thank you so much. Sentence3: Yes. Is there something specific you are looking for? Sentence4: I'd like to book it. Can you book it starting Sunday night for 5 nights. I need reservations for 6 people. Sentence5: I'd like a train to depart at 9:30 in Cambridge. Sentence6: You are very welcome. Sentence7: i recommend TR1006. it goes to london kings cross and costs 19. 51. can we book? Sentence8: Ok, booking was successful! Your reference number is 5X759ZBR . Is there anything else I can help you with today? Sentence9: No but I do need help finding a particular hotel called the Gonville HOtel. Sentence10: Can I get some information on a train? Sentence11: how long is that train ride? Sentence12: It is 51 minutes. Would you like me to make a booking for you? Question: Who has spoken the sentence 9? (A) User (B) System


Output: Answer: (B) System