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

Sentence1: I need a train for Tuesday after 12:30 Sentence2: Can I get the address to the funky house? Sentence3: Where would you like to go Sentence4: Yes, please. I'll need it booked for 5 people. Can I please have the reference number? Sentence5: TR2771 leaves at 13:29. Would you like me to book a reservation for you? Sentence6: The only multiple sports is located in the east. Can I get you information for that place? Sentence7: Booking was successful, the total fee is 50.5 GBP payable at the station .Reference number is : 38589BRC . what else can i do for you? Sentence8: They are at 8 mercers row, mercers row industrial estate, postal cb58hy, no info on entrance fee but they can be reached at 01223304705 to answer that. Sentence9: I'm looking for a place to go in the south. I'd like it to be of the type multiple sports. Sentence10: Yes, since there is no multiple sports location can you pleas find me something in the east. Sentence11: funky fun house and also cherry hinton hall and grounds are both in the east. Sentence12: I need to go from Cambridge to Bishops Stortford. Sentence13: Thank you for using our system today! Sentence14: Anything that would be entertainment. Sentence15: There are ten places in the east to pick form, any specific interest in a type of place? Sentence16: Great that's all I needed to know today, thank you. Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User

Sentence1: Is there one close to the area I booked the restaurant reservation? Sentence2: I have found 9 guesthouses that meet that requirement. Is there a certain area you would prefer to stay in? Sentence3: No, I would just like the star rating, postcode, and phone number of the establishment. Sentence4: Can I have the reference number please? Sentence5: How about a cheap one? Sentence6: Unfortunately there are no guesthouses that are in the expensive price range. Sentence7: Sesame Restaurant and bar number 01223358899 and it's address is 17 Hills Road City Centre. Sentence8: I have booked your request for 7 people at the Sesame Restaurant and Bar, located at 17 Hills Road City Centre for 6PM on Monday. Sentence9: That takes care of everything. Thank you for the help. Sentence10: i have found 29 hotels that meet your criteria, what price range are you looking for? Sentence11: Yes certainly. However, there seems to be an error. I was unable to book that time. Is there another time I could book for you? Sentence12: Is 5PM available instead? Sentence13: I would like to make an appointment for 7 people at 6PM on Monday. Sentence14: Great. I'm also looking for a place to stay. I need a hotel that includes free Wi-Fi and free parking Sentence15: Do you have an expensive guesthouse? Sentence16: Alright, have a nice day! Sentence17: Yes I have the Alexander Bed and Breakfast in the city center. Would you like me to book it for you? Sentence18: The Alexander Bed and Breakfast is a 4 star guesthouse. The postcode is cb12de and the phone number is 01223525725. Is there anything else I can help you with? Sentence19: Hello, I would like information on the Sesame Restaurant and Bar. Sentence20: Yes it is. I have booked a table for you at 17:00 on Monday for 7 people. The reference number is CZ3JGGJP . Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System

Sentence1: I am looking for a particular hotel. Its name is called city centre north b and b Sentence2: Booking was successful. Reference number is : KA34QUWB . Sentence3: Yes please. I need reservations for eight people starting this Wednesday and we need it for three nights. Sentence4: Thank you goodbye Sentence5: That's all I need, thank you! Sentence6: City centre north b and b is a guesthouse in the north and is in the cheap price range. Would you like me to make you a reservation? Sentence7: Could you start the booking on Saturday? Sentence8: I'm sorry. The booking was unsuccessful. Do you want to change the number of nights or the starting day? Question: Who has spoken the sentence 1? (A) User (B) System

Answer: (B) System