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

Sentence1: Please check again for a college in any area. Sentence2: Hmm, I think we are getting confused on what I need. I really need to find a hotel with 4 stars in the east. Or a guesthouse will do also. Sentence3: I'm sorry, we do not have any college listings. Sentence4: I think allenbell would suit you well. Would you like more information? Sentence5: Gonville and Caius college is quite interesting. Their post code is cb21ta. Their address is trinity street. Sentence6: Thanks, I will need a taxi from the guesthouse to the attraction. I'd like to leave the guesthouse by 24:30. Sentence7: Could I get the postcode, phone number and whether they have free parking? Sentence8: There are 4 museums in the east. Any preferences? Sentence9: There's Christ's College on Saint Andrew's Street. It's in the centre and free. Are you interested? Sentence10: Yes. Can I get the postcode? Sentence11: The Allenbell's postcode is cb13js. Their phone number is 01223210353 and yes they do have free parking. Would you like to book this one? Sentence12: The centre is fine and free would be great! Sentence13: there are no colleges in the east, can i look somewhere else? Sentence14: A majority of our colleges are in the centre, but not all of them have free admission, are you looking for one with no entrance fee? Sentence15: Thanks. I also need an attraction to visit in the college category. Any suggestions? Sentence16: Yes I would like to go to a college regardless of the area. Sentence17: Thank you very much. Sentence18: I need a place to stay. I would like a 4 star place in the east area. Sentence19: Yes, I'd like a place that includes free wifi and it should be a hotel. Sentence20: In the west I have two 4-star hotels - the cheap Cambridge Belfry and the expensive Huntingdon Marriott. Sentence21: No, it would not. What do you have in the west area? Sentence22: Okay, what about Museums in the east? Sentence23: I'm afraid all of our 4-star accommodations in the east are guesthouses. Would one of those suit you? Sentence24: Okay great, have a good night! Sentence25: Alright, got you a grey Toyota taxi to pick you up from the Allenbell at 24:30. Contact number is 07330473463. Anything else I can do for you? Sentence26: Sure we have 6 places, do you have any other preferences? Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System

Sentence1: A hotel that has free parking and in the north part of town. I would like one in the moderate price range. Sentence2: Yes, I'd like the phone number and postcode. Sentence3: The phone number is 01223902091 and the postcode is cb43ax. Sentence4: Where do I get info on hotels? Sentence5: The Riverboat Georgina would work. It's in the north. Do you need more information? Sentence6: Yes please book the The Ashley Hotel for 7 people and 2 nights starting from wednesday. Sentence7: Yeah, happy to assist. Let us know if there is anything else you need. Sentence8: Have a great day! Sentence9: I really have to run. I'm late for work. Goodbye. Sentence10: Okay thank you that is all I need. Sentence11: You can get information here, through our help desk. Sentence12: I was successful in making your reservation. Your reference number is 2W4KNZYJ . Is there anything else I can help you with? Sentence13: I would also like to find a boat attraction in the same area. Sentence14: The Ashley Hotel and the Lovell Lodge meet that criteria, would you like me to book one of them for you? Question: Who has spoken the sentence 8? (A) User (B) System
Answer: (A) User

Sentence1: Are you looking for an attraction to go to? Or are you looking for a restaurant or a hotel or something else? I need more information. Sentence2: I don't know. Can you recommend your favorite thing to do? Sentence3: Yellow Lexus, 07263691151. Is there anything else? Sentence4: I want to find somewhere to go in the centre. Sentence5: That will be all, thank you. Sentence6: cambridge university botanic gardens post code is cb21jf. Sentence7: Ok, please also book me a taxi from the restaurant at 05:30 and can I have a description and contact information for the taxi? Thanks. Sentence8: May i know the type of attraction you will prefer. We have architecture, boat, cinema, college, nightclub, museum and much more? Sentence9: Okay, great. I'll also need to know the postcode, if possible? Sentence10: I enjoy the cambridge university botanic gardens this time of year. They have an entrance fee of 4 pounds. Sentence11: I also need to find restaurant serving modern European food. Sentence12: Assuming you have no further criteria, the Galleria is a great restaurant on 33 Bridge Street. Sentence13: Thank you for calling. I hope you enjoy your trip. Goodbye. Sentence14: Yes, attractions to visit. Question: Who has spoken the sentence 5? (A) User (B) System

Answer: (B) System