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: Let's go with the cheap one. I'll need a table for 7 on Sunday at 12:15 please. Sentence2: Can you try on saturday, 7 people, at 12:15 Sentence3: you're in luck I have two options for you. One is in the cheaper price range, the other is listed as moderately priced. Do you have a preference? Sentence4: Unfortunately the booking was not successful. Sentence5: Yes, you're booked for Saturday with reference number V54FG5X2 . The table will be reserved for 15 minutes. May I help with anything else? Sentence6: Thank you, goodbye! Sentence7: No, that's all I need. Thanks for your help! Sentence8: Yes I would like to find Spanish food in the center of town. Question: Who has spoken the sentence 7? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: No that's all. Thanks. Bye! Sentence2: Yes, that's right. Which of the 12 options would you recommend? Sentence3: Yes, would you try 2 nights instead, please? Sentence4: That's great. Please make a reservation for 1 on Monday. I'd like to stay 3 nights. Sentence5: Your booking was unsuccessful. Would you like another day or a shorter stay. Sentence6: Are they expensive? I would like something nice. And do they have free parking? Sentence7: Please check for something expensive first. If you don't see one, then we can come back to that. Sentence8: Booking was successful. Reference number is : JAKCI7JO . Is there anything else we can help you with today? Sentence9: How about Archway House? It's at 52 Gilbert Road cb43pe, and the phone number is 01223575314. Would that work for you? Sentence10: Yeah, that's fine. Oh, and I need free parking! Sentence11: There is the Acorn Guesthouse that is located in the north side of town. Would you like me to make a booking? Sentence12: I hope you have a great rest of the day. Sentence13: Can you tell me about a nice guest house in your city? I don't care how much it costs. Sentence14: They're a moderate guesthouse with free wifi and parking. Would you like to book a room? Sentence15: So to clarify, you need a guesthouse with free parking, and a moderate price range is acceptable? If so, I have 12 different options for you. Sentence16: It looks like all of the places in the expensive price range are hotels rather than guesthouses. Would you like to consider a different price range? Question: Who has spoken the sentence 11? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: I can help you with that. Which hotel are you looking for? Sentence2: They are located at Castle Street. Do you need anything else today? Sentence3: A Grey Honda has been book to pick you up by 23:45 at Kettle's Yard and take you to The Lensfield Hotel. Is there anything further today? Sentence4: I am also looking for an attraction called the kettle's yard. Sentence5: The contact number for your taxi is 07210623485. Anything else I can help you with today? Sentence6: It was my pleasure. Take care. Goodbye. Sentence7: The postcode is cb21en. Do you need anymore information? Sentence8: Can I get the postal code for that hotel? Sentence9: Can I have the address for kettle's Yard, please? Sentence10: No, that's it. You have been most helpful. Goodbye. Sentence11: I would like to locate a particular hotel Sentence12: I'd like to book a taxi from Kettle's Yard back to the hotel. I'd like to leave around 23:45. Sentence13: It is located at 53-57 Lensfield Road. Sentence14: Kettle's Yard is a museum in the west. Their phone is 01223748100. No entrance fee. Sentence15: I am looking for lensfield hotel. Sentence16: Yes, can I have the contact number for the taxi, please? Question: Who has spoken the sentence 3? (A) User (B) System


Output: Answer: (B) System