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: Hi, I'm looking for a 1 star place to stay with free wifi. Sentence2: Well, I'd like to book one. I don't think it matters which one. Sentence3: You are welcome, goodbye. Sentence4: There are 5 guesthouses with 4 star ratings in Cambridge with moderate to cheap price ranges. Would you like more information? Sentence5: Alright. I wanted a 1 star, but I guess I can listen to the 2 star options. Sentence6: Okay, how many people will be in your party? Sentence7: Hmm. What do you what about 4 star hotels? Sentence8: No, that is all. Thank you. Bye. Sentence9: What dates would you like to book the room for? Sentence10: I have 2 on the north side that are in the moderate price range and 1 on the east side in the expensive range. Would you like to book one. Sentence11: I need it for two nights starting on Saturday. Sentence12: It would be for 7 people. Sentence13: I'm sorry there are no 1 star hotels with internet, would you like me to search on 2 stars, we have a few hotels available. Sentence14: I have booked you at the A and B Guest House at 124 tenison road. The reference number is 0J08KUGQ . Can I help you with anything else? Question: Who has spoken the sentence 7? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Your very welcome! Enjoy your stay! Sentence2: I'm sorry, but they don't have a room for that long. Would you like to shorten your stay? Sentence3: Great! That worked and your confirmation code is 4MI69WKV . Sentence4: Sure and I would like the address also. Thanks Sentence5: I need booking information,how many people,what day,and how many days you would like to stay. Sentence6: The arbury does have 4 stars. It is moderate priced. Would you like that one? Sentence7: You are welcome. If you need anything in the future, please let us know. Sentence8: Excellent! Now, what can you tell me about the Da Vinci Pizzeria? Sentence9: Have a great day! Thank you for your help! Sentence10: Sure, let's try 2 nights instead. Sentence11: No, that's all I need today. Thanks for all your help! Sentence12: Yes please that sounds good. Sentence13: Oh, wait, I don't think I completed the booking at Da Vinci Pizzeria we were talking about. If you'd still like it I'll need a time, day, and number of people. Sentence14: I am looking to stay for 1 person, 4 nights, starting wednesday. Sentence15: No that's ok. I just needed the address, no booking. Thank you! Sentence16: The Arbury lodge guesthouse should work out for you. Sentence17: It is located at 20 Milton Road Chesterton and offers Italian food at low cost. Would you like me to make a booking? Sentence18: Hi, I'm actually looking to stay at a luxury guesthouse. Sentence19: does it have a rating of 4 stars? Sentence20: Absolutely, I have made the booking and the address is 20 Milton Road in Chesterton. Is there anything else I can help you with? Question: Who has spoken the sentence 9? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Can you book for seven people for three nights starting from Friday? Sentence2: I will be leaving on Friday sometime after 16:15. Sentence3: Archway House is a moderately priced guesthouse in the north with a 4-star rating. They offer free Internet and parking. Would you like to make a reservation? Sentence4: I'm also looking for a train to get to cambridge. I'll be departing from leicester. Sentence5: Sure, I'd be happy to help with your request. To help narrow down the results, what area and price range are you looking for? Sentence6: i can help you with that! what day are you traveling? Sentence7: Booking was successful. Reference number is : A16QWFWX . is that fine with you? Sentence8: yes and thank you that will be all Sentence9: Your reservations have been made. Your reference number is A16QWFWX . Is there anything else I can assist you with? Sentence10: Can you help me find a 4 star rated place to stay please? Sentence11: Have a great day! Sentence12: Moderate price range. Something with 4 stars. Area doesn't really matter to me. Question: Who has spoken the sentence 10? (A) User (B) System


Output: Answer: (A) User