You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Yes I need a table for two. Sentence2: No there isn't. Sentence3: What day and time would you like the booking for? Sentence4: Zizzi Cambridge please Sentence5: I'm sorry could you confirm what restaurant you wanted to reserve a table for 2 at? Sentence6: That sounds good can you please give me the address and phone number? Sentence7: thanks for booking the reservation. Goodbye. Sentence8: How about this Tuesday at 17:00? I can check if they have any available tables. Sentence9: Sure thing! Zizzi Cambridge contact info: Phone: 01223365599 Postcode: cb21ab Address: 47-53 Regent Street. Would you like me to make a reservation there? Sentence10: Sure that sounds good. Sentence11: There are 5 cheap Italian restaurants. Is there a particular area you're interested in? Sentence12: Hello I am looking for a restaurant that serves Italian food and I need it to be cheap. Sentence13: How about something local, such as Zizzi Cambridge? It's located at the centre. Sentence14: I don't know. Question: Who has spoken the sentence 7? (A) User (B) System
Answer: (B) System

Sentence1: There are several hotels of that nature. What is your price range? Sentence2: Hotel allenbell is what I found that is cheap and has parking. Sentence3: You're welcome. Have a great day. Goodbye. Sentence4: Could you get the postcode for Hotel Allenbell for me? Sentence5: Yes, please reserve the room. Sentence6: I am also looking for a place to stay in the east that includes free wifi. Sentence7: Actually, on second thought. I should book it later. But, can you book me a taxi from Allenbell to J Restaurant. I need to be there by 13:15. Sentence8: Thanks, I think that's all I need. Could you just confirm whether the Allenbell is a Hotel or a Guest House? Sentence9: Absolutely, your reservation's been made. Your reference number is YAHBIZR5 . Can I help you with something else? Sentence10: J restaurant is an asian oriental restaurant in the centre of town. It is cheap and located at 86 Regent Street City Centre. Sentence11: Hello I am looking for a restaurant called J restaurant Sentence12: Allenbell is a guesthouse. Sentence13: That sounds great. Can you reserve a table for 2 for Sunday at 13:15? Sentence14: What day will you be checking in, and how many will you stay for? I assume it is for 2 people? Sentence15: Thank you. That will be everything today. Goodbye. Sentence16: The postcode is cb13js. Would you like to get a room reserved? Sentence17: Your taxi was booked! The car type will be blue ford and the contact number is 07646890093. Sentence18: I'm looking for something cheap with free parking. Question: Who has spoken the sentence 8? (A) User (B) System
Answer: (A) User

Sentence1: Can I get the phone number? Sentence2: You're welcome. If you think of anything else I can help you with don't hesitate to ask. Sentence3: It is in Parkside, Cambridge, CB11JG Sentence4: Their contact number is 01223358966. Sentence5: Hello, do you know where the parkside police station is? Sentence6: Thanks, that's all I need. Good bye. Question: Who has spoken the sentence 1? (A) User (B) System

Answer: (B) System