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

Sentence1: the post code is cb41er. what day would you like the reservation for? Sentence2: You're quite welcome. Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence3: The Ashley Hotel sounds fine, can you book that for me please. Also, I need the postcode of that hotel as well. Sentence4: I'm looking for a hotel in the north side. Sentence5: Ashley Hotel and Lovell lodge are both available Sentence6: Actually, I don't need a booking. Thanks. Have a nice day. Sentence7: I have many options in the north. All are in the cheap to moderate range. Do you have any further requirements? Sentence8: I'd like a 2 star hotel with free parking. Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System

Sentence1: I'm sorry, but we just reserved your table. There is no car type. But since you ask, did you need a taxi? Sentence2: Thanks, that's all I need today. Goodbye! Sentence3: Could i please get the phone number and address? Sentence4: good day and thanks for using our services Sentence5: I only have one restaurant in the north for European food, but they have amazing food. It's called City Stop Restaurant. They are expensive but so worth it! Sentence6: book a table for 2 people at 13:15 on tuesday. Sentence7: I would like the north please. Sentence8: I am thinking I would like to try some european food while I am in town. Sentence9: Yes I need a taxi that will take me between the two places and need to arrive by 13:15. Sentence10: Okay. I have a taxi booked. It will be a yellow bmw and the contact number is 07135918917 Sentence11: The Botanical Gardens at Cambridge University are a favorite destination. The entrance fee is only 4 pounds. Sentence12: What is the car type, please thank you Sentence13: There are several to choose from, in which part of town would you like to concentrate? Sentence14: Sure, the phone number is 01223336265. The address is bateman street. Can I do anything else for you? Sentence15: Yes, I would like the information on parks that are located in the centre please. Sentence16: Your booking was successful! The table will be reserved for 15 minutes. Reference number is : ZLRYLH3O . Question: Who has spoken the sentence 13? (A) User (B) System
Answer: (B) System

Sentence1: I am also looking to book a train. I will be departing on Kings Cross station in London this Friday. Sentence2: Okay great, your booking was successful and your reference number is : 6KJK9QY1 . Sentence3: The Fitzwilliam museum in the centre may be a good choice, thank you. Sentence4: It doesn't matter when I arrive, but I would like to book for 8 people. Sentence5: What time would you like to arrive by? Sentence6: Could I have the post code and phone number for that one please? Sentence7: What is your destination and time preference? Sentence8: Glad we could be of help, have a nice trip! Sentence9: I'd like to go cambridge and leave after 15:15. Sentence10: That's all I needed, thank you! Sentence11: I would like to find a museum to visit while in Cambridge. Sentence12: Sure thing! The address is Trumpington Street and the phone number is 01223332900. Can I help you with anything more? Question: Who has spoken the sentence 5? (A) User (B) System

Answer: (B) System