Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: Awesome. Thanks for all of your help. I have everything I need now. Sentence2: Thank you! From the hotel to the restaurant, please. Sentence3: Booking completed! Booked car type : black volkswagen Contact number : 07559655717 Can I help you with anything else today? Sentence4: Sure! When would you like to leave/arrive? Sentence5: The Lensfield Hotel is in the south. It is a 3 star hotel. Would you like me to book it for you? Sentence6: I am also looking for a restaurant, should be cheap and in the south, near to my hotel. Do you have any options? Sentence7: by the restaurant booked time. Sentence8: I have confirmed there are no international options, do you want to stick with nandos or run another search? Sentence9: I can help, where to and from, and what time? Sentence10: Thank you sir, I was starting to think this was a prank, you are set, your reference number is YNZ558E6, can I help with anything else? Sentence11: I also need a taxi to take me between the two places please. Sentence12: As I mentioned earlier, the only options in the south that are cheap are The Lucky Star (chinese) and Nando's (portuguese). Do you want me to search another area or price? Sentence13: Sorry, this is the husband, Im taking over the call, my wife is too indecisive. Please book us for Nandos at 13:45 on tuesday for 5 people, thank you. Sentence14: Can you just verify, is there an international restaurant in the south or no? Sentence15: I was goona ask to search for international, but it sounds like their isnt an option with a cheap price. Lets go with Nando's Sentence16: I have 2 choices. The Lucky Star serves chinese. And, Nando's is a portuguese restaurant. Which do you prefer? Sentence17: Can I get their postcode? Sentence18: Okay would you like to make a booking? Sentence19: Great, shall Il go ahead and book you then? Sentence20: rosa's bed and breakfast post code is cb22ha Sentence21: Are there no international places to dine in the area? Anything other than British food in the area? Sentence22: I need to find somewhere to stay in the south Sentence23: What is the price range? I'd like something in the cheap price range. Sentence24: I am glad that I can help. Have a nice stay. Sentence25: As long as it has free wifi I'll be happy! Sentence26: Then, I would recommend rosa's bed and breakfast, a cheap 4 star guesthouse. Do you need more information? Question: Who has spoken the sentence 17? (A) User (B) System
A:
Answer: (B) System