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: No I don't. Pick any of the 33 and give me the address and area, please. Sentence2: I have 33 entries that match your request. Do you have a star rating preference? Sentence3: Yes, what time does that train leave? Sentence4: The alexander bed and breakfast is a cheap 4-star guesthouse in the center, how does that sound? Sentence5: I don't need any specific area, just need a guesthouse that is cheap and includes free parking. Sentence6: Perfect. Thank you. That's all the information I need for Cambridge. You have been a great help! Sentence7: I need to find a Train leaving on Friday from London Liverpool Street and arriving in Cambridge. Sentence8: The TR5015 will get you there by 15:07. Would you like me to book you some seats? Sentence9: I have 10 trains as options. Do you have a time you want to leave or arrive by? Sentence10: Can you tell me what area it's in? And can you give me an address? Sentence11: Please book it for me.I also need a place to stay,a guesthouse with free parking ? Sentence12: The travel time is 88 minutes. Can I help you with anything else? Sentence13: Yes I'd like to arrive in Cambridge by 15:15. Sentence14: We hope you enjoy your stay. Goodbye. Sentence15: No thank you, may I please get the travel time of TR5015? Sentence16: Sure. What area would you like to stay in? Sentence17: Alexander bed and breakfast in found in the center of the town. Their address is 56 saint barnabas road. Sentence18: Thank you, I'm also looking for a place to stay. Can you help me find someplace? Sentence19: It would depart at 13:39 and arrive in Cambridge at 15:07. Sentence20: I have booked the train for you. The reference number is JN7FFTTY . Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: The address of Old Schools is Trinity Lane in the centre. Would you like more info? Sentence2: What kind of attractions are available in the centre? Sentence3: Could I get the address please? Sentence4: You're welcome! Enjoy your visit! Goodbye. Sentence5: How about any that are about architecture? Sentence6: Thank you that is all I needed. Sentence7: Yes, may I have the phone number and postcode? Also, is there an entrance fee? Sentence8: Are there any places that have multiple sports? Sentence9: There is the Holy Trinity Church on Market Street. It is free to get in. Sentence10: The phone number is 01223332320 and the entrance fee is free. The post code is cb21tt. Sentence11: Sorry there are no listings for multiple sports,can I check in another area? Sentence12: There are several. I like Old Schools on Trinity Lane. Great place to see. Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: That's all I need for now. Thanks for all your help! Sentence2: I am showing 2 guesthouses and 2 hotels. Which would you prefer? Sentence3: Your all set! A blue lexus will be picking you up and the contact number is 07598275631, anything else today? Sentence4: The the cambridge belfry is a 4 star hotel on the west side in the cheap price range. Sentence5: Booking was successful. The table will be reserved for 15 minutes. Reference number is : U6M1IEOW . Is there anything else I can assist you with? Sentence6: Yes, I need a taxi to get us between both places, and I need it to arrive in time for my restaurant reservation. Sentence7: Pick one of the two hotels for us please. Sentence8: It doesnt' matter. I don't care about parking either. Sentence9: Sure, do you prefer hotels or guesthouses? Sentence10: I need a place to stay in the west part of the town? Some place with free wifi please. Sentence11: Sounds good. Let's book it for 3 people on 2 nights starting from friday. Sentence12: Booking was successful. Reference number is : 2T7NK2CG Sentence13: Thank you. I need to find an Indian restaurant that is expensive and in the same area as my hotel. Sentence14: There are five options to choose from. I can recommend the restaurant cocum to you if you'd like Sentence15: That sounds good. Can you reserve a table for 3 people at 16:45 on friday? And tell me my reference number Sentence16: You arr welcome, have a great night. Question: Who has spoken the sentence 6? (A) User (B) System


Output: Answer: (A) User