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

Sentence1: Are there any with 2 stars that offer free parking? Sentence2: I want to leave by 01:30. Sentence3: We have serveal entertainment attractions. Would you like to try the funky fun house? Sentence4: I will need a taxi to take me from the Funky Fun house to my hotel. Sentence5: I was able to book a taxi for you from Funky Fun House to Ashley Hotel. It is a white BMW and the contact number is 07616230310. Sentence6: I need it to be moderately priced with a 2 star rating. Are either one of them fit this description? Sentence7: Let's go with Ashley. Book that for 8 people for 3 nights starting from saturday. Sentence8: I'm sorry, there has been a mix up. There are two 2 star hotels available, the Ashley and the Lovell Lodge. They are both hotels and have internet and free parking. Sentence9: Yes I am looking for a hotel on the North side of town. I am not needing parking. Sentence10: The number there is 01223304705 and it's on 8 Mercer's Row. Anything else? Sentence11: I'm looking to go someplace in town. Maybe for entertainment. Do you have any recommendations? Sentence12: I would like one without the internet. Sentence13: Yes, there are two guesthouses available with free parking, one with internet and one without. Do you have a preference? Sentence14: I would be happy to help you get a taxi, what time would you like to leave funky fun house? Sentence15: What's the entrance fee? Sentence16: That sounds funky. Sure. Sentence17: Both hotels are moderately priced, but there are no 2 star ratings. Do you want to try a different rating? Sentence18: There are two guesthouses meeting your requirements. Would you prefer the 3 or 4 star one? Sentence19: Ok, I have booked your reservation at the Ashley hotel for 8 people 3 nights starting Saturday, Your confirmation number is P94ETSL1 . Sentence20: It was my pleasure to assist you. Call us again anytime. Have a good day. Sentence21: okay, that should be all! thank you so much for your assistance! Sentence22: I have no information in my system about their entrance fee. You are welcome to call them and see if they can provide you with that detail. Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User

Sentence1: Yes, I can! When and what time would you like to go? Also how many people is the reservation for? Sentence2: The address for Christ's College is Saint Andrew's Street. Sentence3: Great. Thank you for your help. Sentence4: Thank you. Will the taxi arrive at the restaurant by 16:00? Sentence5: Is there an entrance fee for the college? Sentence6: It has been booked the reference number is E8J6X7ZH the table will be reserved for 15 minutes. Sentence7: I've booked your taxi! A Grey Volkswagen will you pick you up and take you to the restaurant. The contact number is 07776457787. Can I help you with anything else? Sentence8: Yes, the taxi is due to arrive at 16:00. Sentence9: There are 13 colleges to visit in the centre. Are you interested in visiting christs college? Sentence10: I need to book a table for 7 people at 16:00 on Tuesday. Sentence11: Great. I'm looking for Midsummer House Restaurant also. Can you help me book it? Sentence12: There is no entrance fee for Christ's College. Sentence13: It's my pleasure. Let me know if you ever need anything else. Sentence14: Sounds great. What is the address? Sentence15: Hi! Can you tell me a little bit about the colleges that are in the center of town? Sentence16: I also need a taxi between both places to arrive by the booked time Question: Who has spoken the sentence 10? (A) User (B) System
Answer: (A) User

Sentence1: I think I would be interested in the 17:54 and I need to book it for 8 people. Sentence2: Okay TR2442 is booked for 8 people at 17:54 on saturday. It will cost 81.92 GBP in total, and your reference number is CCTYHUU8 . Sentence3: What is your departure site and destination? Sentence4: After 17:30 please Sentence5: The train should go to Cambridge and should depart from Stevens. Once you find the train you want to make a booking for 8 people. Sentence6: Just to clarify, you want to leave after 05:30 (am), or 17:30 (5:30 pm)? Sentence7: Have a good visit. Sentence8: Table for 8 at Gourmet Burger Kitchen, arriving at 20:30. They can hold your table for up to 15 minutes, only. Your Reference number is : ACOVVEZM . Sentence9: Thank you, that is all I needed. Sentence10: There are 4 trains that meet your specifications. They run every two hours. The first one leaves at 17:54 and the last at 23:54. What would you prefer? Sentence11: I need a train leaving on Saturday after 5:30 pm Sentence12: I'm also looking for a restaurant that serves north american food, in the expensive range. Sentence13: There is a train that leaves at 17:54. Sentence14: I am departing from stevenage and going to cambridge. Sentence15: gourmet burger kitchen is perfect for you. It is in the center and is in expensive price range. Could you like a reservation? Sentence16: Yes. That would be great. Make it for Saturday for 8 people at 20:30. Question: Who has spoken the sentence 6? (A) User (B) System

Answer: (A) User