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

[EX Q]: Sentence1: I sure can. I found a 3 star hotel and a 4 star hotel. Do you have a preference? Sentence2: Great, thank you for your help. Sentence3: Thank you , good day to you. Sentence4: You are very welcome! Is there anything else I can help you with? Sentence5: How about the Gonville Hotel located in the centre of town is in the expensive price range? Sentence6: Good afternoon, can you help me find an expensive place to stay in the town centre? Sentence7: It should be a hotel type hotel not a guesthouse Sentence8: Yes, that sounds good. Could you reserve a room for 5 people checking in on Saturday? I think we'll stay for 3 nights. Sentence9: Booking was successful. Reference number is : KRJNYV0Q . Sentence10: No, that will be all. Thank you. Question: Who has spoken the sentence 6? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: Thank you, can I get a taxi as well? I need to leave the hotel by 16:45 and go the restaurant. Sentence2: They are located Cambridge Leisure Park Clifton Way Cherry Hinton, cb17dy. Phone: 01223412430. Sentence3: Yes of course. It is rated 4 stars, is located in the west and is in the cheap price range. Would you like me to check availability for you? Sentence4: I actually dont need a reservation. just the address, postcode and phone number please. Sentence5: There are five great restaurants that match your criteria. I highly recommend cafe uno located in the centre of town. Sentence6: Hi, do you know of a hotel called finches bed and breakfast? Sentence7: Sure, I'll get right to that. First, can I ask the day you'd like to eat there? Also, what time and how many people? Sentence8: Okay, I've booked you a taxi leaving your hotel at 16:45. Look for a blue toyota, and if you need to contact them their number is 07524587523. Sentence9: The restaurant should serve italian food and should be in the expensive price range. The restaurant should be in the south Sentence10: My favorite restaurant would fit your criteria. It's called Frankie and Bennys. Would you like me to make you reservations? Sentence11: Sure. I'd need a room for 8 people, 5 nights starting on thursday. Sentence12: You're welcome! Have a wonderful day. Sentence13: Excellent, that's all the information I need, thank you for your help! Sentence14: Yes can you please make me a reservation? Sentence15: Booking was successful. Reference number is : 6AYRAXKH . Do you need anything else? Sentence16: Yes I am looking for a restaurant in the expensive price range that serves Italian food. Question: Who has spoken the sentence 5? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: I'm sure I will. Thank you. Sentence2: Is there anything else I can help you with? Sentence3: Autumn House is booked for you. 1 person staying 2 nights starting on Thursday. Your Reference number is : 8YGNKA7F . Can I assist you with anything else? Sentence4: Thank you very much! Sentence5: Could you book it for the same group of people and 2 nights starting from the same day. Sentence6: Ok, I can handle that for you. How many people will dining with you? Sentence7: Sure, I recommend Autumn House. It is on 710 Newmarket Road and is very popular. Sentence8: it's located in the centre. Sentence9: Okay, I was able to book a table for you. Reference number is : 1793CE4C . Can I help with anything else? Sentence10: There are several guest houses with 4 stars in the east. They are in the cheap and moderate price ranges. Do you have a preference? Sentence11: Great I would like to book a table. Sentence12: Could you please also find a taxi to commute between the hotel and restaurant. Sentence13: Thank you! I also need a guesthouse to stay in in the east. It doesn't have to have free parking, but I would like a 4 star place. Sentence14: No that's all! Thanks for the help. Sentence15: What time frame would you like it to be in? Sentence16: Okay. Your booking is completed. The car type is red Honda. The contact number is 07940318761. Sentence17: No preference. Could you pick one for me? Sentence18: I would to book a taxi that will arrive at the restaurant by 12:30. Sentence19: Where is this saffron brasserie located? Sentence20: You're welcome, have a great day! Sentence21: You are very welcome, enjoy. Sentence22: Well...I don't have any friends... I'll be going in on Thursday at 12:30. Question: Who has spoken the sentence 7? (A) User (B) System
[EX A]:
Answer: (B) System