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

[Q]: Sentence1: I don't have one. how about you pick your favorite attraction and give me the entrance fee, type and phone number. Sentence2: How does the cambridge belfry sound? It's in the west part of town and you'd have access to free parking, too. Sentence3: You're right, we should an attraction first. I'm pretty open to anything as long as its located in the centre. Sentence4: Thank you! Have a great day. Sentence5: Sure, the number is 01954714600. Sentence6: I would like to find an Indian food restaurant Sentence7: I really need a hotel and not a guest house are there any in the area? Sentence8: I'd like to know of interesting places to go situated in the centre of cambridge. Sentence9: Well, I have 44 great thoughts at hand, from beautiful architecture to museums and boating. Let's narrow down your interests- what's your attraction budget? Sentence10: I really like old schools. It is in the centre and has a phone number of 01223332320 Sentence11: looking for a place to stay. The hotel should be in the type of hotel and should include free wifi. The hotel should be in the cheap price range and should have a star of 4. Sentence12: Are you sure you're interested in a restaurant? I know you mentioned earlier you're looking for an attraction. Could you give me more specifics about what attraction you're searching for? Sentence13: Thank you. I don't need anything else from you today. Bye, have a good one! Sentence14: There's a ton of options in the centre. What type of attraction are you interested in? Sentence15: Sure, can I just get their phone number? Sentence16: I would suggest the acorn guest house. Question: Who has spoken the sentence 8? (A) User (B) System
[A]: Answer: (A) User

[Q]: Sentence1: I would like it to serve food from the americas. Sentence2: 'Hotel du vin and bistro' and 'galleria' Sentence3: Certainly, can I book your table at hotel du vin and bistro or would you prefer a table at galleria? Sentence4: i have booked you a taxi, red tesla, phone number is 718 850 4433. Sentence5: Thank you have a great day. Sentence6: Do they offer free parking? And can I get the phone number for them please. Sentence7: There are 2. Did you want me to book one of them? Sentence8: Your table has been booked and is reserved for 15 minutes, reference number is M32YYIJN . Can I help you with anything else? Sentence9: Yes, there is free parking at Hamilton Lodge. The phone number is 01223365664. Sentence10: How about european food? Sentence11: Is it possible to arrange a taxi to take me from the hotel to the restaurant by 16:00? Sentence12: I have the information pulled up. What would you like to know about it? Sentence13: I need to book a table for 3 people at 16:00 on friday at galleria Sentence14: I would like to book a table for three on Friday, at 16:00. Sentence15: I'm also looking for a hotel called hamilton lodge. Sentence16: There are many moderately priced restaurants that meet your criteria, what type of food are you looking for? Sentence17: What are the names? Sentence18: Thank you that's all that I needed Sentence19: I am looking for a restaurant in the moderate price range in the centre of town. Sentence20: Unfortunately I could not find any restaurants serving food from the Americas in the moderate price range. Question: Who has spoken the sentence 7? (A) User (B) System
[A]: Answer: (B) System

[Q]: Sentence1: I also need a train on Tuesday departing from Broxbourne. Sentence2: No, there is not anything earlier than 18:32. How many tickets do you want to purchase? Sentence3: The arrival time for TR8653 is 19:32 and the travel time is 60 minutes. Sentence4: We have 5 colleges to visit on the west side. Churchill College is a nice one, and it's free to enter. Sentence5: What time did you want to travel? Sentence6: Hey, I was wondering if there are any multiple sports venues on the west side? Sentence7: What time would you like to arrive by? Sentence8: Not on the west side, no. There is on multiple sports venue in Cambridge, and it's in the east. Sentence9: what is its arrival time and how long will it take? Sentence10: Sure thing, the address of Churchill College is Storey's Way, postcode cb30ds. Is there anything else I can help you with today? Sentence11: Leaving anytime after 17:45 please. Sentence12: If there isn't anything earlier that is close to 17:45 I will take the train at 18:32. Sentence13: How about a college to visit instead? Sentence14: The closest train is TR8653, it leaves at 18:32, shall I book you? Sentence15: Can I have the address and postcode of Churchill College and entrance fee? Sentence16: The earlier the better, so whichever train leaves closest to 17:45 Question: Who has spoken the sentence 10? (A) User (B) System
[A]:
Answer: (A) User