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: I am looking for a particular hotel. Its name is called autumn house Sentence2: Thank you goodbye Sentence3: Could you try Wednesday, instead? Sentence4: You're welcome. Thank you for calling and goodbye. Sentence5: That's for 8 people and it's for 2 nights. Sentence6: Booking was successful. Reference number is : 3H0WHD4Z . Sentence7: No thanks. Would you book the Autumn House for me starting on Monday, please. Sentence8: I'm sorry, your booking was unsuccessful. Would you like to book another day or a shorter stay? Sentence9: How many people would be staying and how many days will you be staying? Sentence10: I have the Autumn House. It is at 710 Newmarket Road. Would you like the phone number? Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: The post code is cb23dz. Sentence2: I need to arrive at 17:45. Sentence3: I will travel Tuesday. Sentence4: Thats perfect. What is the price and travel time on this train? Sentence5: I also need a train, to cambridge, I want to arrive by 17:45. Sentence6: There's a train that leaves at 13:17, want that one? Sentence7: What day do you need the train? Sentence8: Can I help you with anything else? Sentence9: Is there a time you need to leave or arrive by? Sentence10: It is 17.90 pounds and takes 60 minutes. Would you like me to book this for you? Sentence11: No thanks, just gathering information, that is all I need. Sentence12: That is all I needed today. Sentence13: Could you please provide me with the postcode. Thank you! Sentence14: As long as it arrives in Cambridge by 17:45 and departs from Broxbourne that will work. Sentence15: Glad I could help come backk if you need anything else Sentence16: I am looking for information about the museum of archaeology and anthropology. Sentence17: I have one arriving at 7:32 will this work for you? Sentence18: That museum is located over at University of Cambridge, downing street. It's free to visit. Question: Who has spoken the sentence 11? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: I need a place to stay and I want it to be a guesthouse. Sentence2: Thank you. Can you also help me find a restaurant that is expensive and in the same area as the hotel? Sentence3: Thanks a lot goodbye Sentence4: I like the south part of town and should include free wifi Sentence5: Yes, please book for Thursday for 2 nights and 3 people. Sentence6: Mexican sounds good. Please book it for the same day --Thursday and for the same three people at 17:30. Sentence7: Does either have free parking? Sentence8: Your booking was successful they will hold your table for 15mins. Your reservation number is YOLN1H2G . Is there anything else I can help you with? Sentence9: I have the aylesbray lodge, bridge guest house or rosa's bed and breakfast. Would you like to book one today? Sentence10: aylesbray lodge guest house to chiquito restaurant bar Booking completed! Booked car type : yellow bmw Contact number : 07430668137 Sentence11: Perfect, thanks! Can you also find me a taxi to commute between the two places? I'd like to get to the restaurant in time for that reservation. Sentence12: I was able to book aylesbray lodge guest house for you. Your reference number is NIFUTFQF . Sentence13: Yes, they both do. Shall I book one? Sentence14: There are 24 guesthouse listings. What area would you like to stay in? Sentence15: Would that be all? Sentence16: There are 5 expensive restaurants on the south side. You can pick from Chinese, Indian, Italian, or Mexican. Mexican one is chiquito restaurant bar. Question: Who has spoken the sentence 11? (A) User (B) System
Output: Answer: (B) System