You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: Please feel free to contact us again for further assistance. Good-bye. Sentence2: Great news! Your booking was successful and I have a reference number for you. It is PL4JEQ9A . Sentence3: Yes please I need a booking for 4 people and 2 nights starting from friday. Sentence4: How about a different hotel in the same price range? Sentence5: Can you find me a place to say in the centre that includes free wifi? Sentence6: I have the Cityroomz hotel which is in the moderate range with internet and no parking. Would you like to book this hotel? Sentence7: Are there any in the moderate price range? Sentence8: Thank you for your help. Sentence9: I can recommend the Alexander Bed and Breakfast. It is a guesthouse in the cheap price range. Sentence10: How about the el shaddai, they have free internet and free parking? Sentence11: Thank you very much. I will. Sentence12: You are very welcome. Please enjoy your stay. Sentence13: That on is not open then, shall I try another? Sentence14: That will be fine. Question: Who has spoken the sentence 5? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: Yes, I would like a moderate price range with a 3 star rating. It doesn't need free internet. Sentence2: Yes!, Please find a reservation of a restaurant that serves Turkish food. Sentence3: Can you recheck the same area that has free wifi? Sentence4: Yes please, can i have the reference number? Sentence5: Did you book me at Anatolia Turkish? I need to book for 6 on Thursday at 17:30. Sentence6: I will get that for you now. Sentence7: Sorry I missed it before, I did find a moderately priced guesthouse in the west with Internet. The Hobson house. Shall I make a reservation? Sentence8: It is. On what day will you be checking in, for how many nights, and how many people? Sentence9: I have your booking for the Hobsons House. Your reference number is A4UULB11 . What else can I do for you today? Sentence10: Have a nice day. Sentence11: yes, if it has a three star rating Sentence12: You are booked at the Anatolia. Your reference number is IS9T6H2A . The table will be reserved for 15 minutes. May I help with something else? Sentence13: I have all price ranges and some guesthouses. Any preferences? Sentence14: Great Thanks for all your help. Sentence15: It will be for 6 people for 5 nights starting from Thursday.Can you get me the reference number? Sentence16: I have anatolia turkish located in the centre. It is moderately priced would you like to make reservations? Sentence17: my records shows nome. can we change location? Sentence18: I can go ahead and book that for you now. Sentence19: I'm looking for a restaurant in the same price range as the guesthouse, one that serves corsica food. Sentence20: Once you find the restaurant you want to book a table for the same group of people at 17:30 on the same day. Sentence21: I need a place to stay in the west of town. Sentence22: there is no place they serve corsica food. can you change the cuisine? Question: Who has spoken the sentence 17? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: The postcode is cb41da. Sentence2: Yes in the north and it should be 4 stars and have free wifi please. Sentence3: I found the acorn guest house! It has free wifi and parking, four star rating and is in a moderate price range! Would you like me to book it? Sentence4: I'm looking for a guesthouse to stay at with a four star rating Sentence5: Thanks so much for your help! Sentence6: Certainly, there are 18 options. Is there an area of town that you prefer? Sentence7: Your welcome. Can I help you find anything else today? Sentence8: How many guests and how many nights would you like the reservation for? Sentence9: That is all! Thank you! Sentence10: On second thought, I am not quite ready to book yet. Could you send me their postcode, please? Sentence11: Yes! I would like a booking please. Sentence12: Thank you, goodbye. Question: Who has spoken the sentence 1? (A) User (B) System

Answer:
Answer: (B) System