You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
--------
Question: Sentence1: Alright. I booked your train leaving Cambridge at 19:34 and arriving in Peterborough at 20:24. The reference number is A8T38EJZ . Sentence2: Cityroomz is a moderately priced hotel with internet. Would that work for you? Sentence3: What day are you traveling, and to which station? Sentence4: Thanks, have a good day. Sentence5: You, too. Goodbye. Sentence6: Okay. Call us back if you need me to book anything for you. Sentence7: Yes that will work. Can I get the hotel's phone number? Sentence8: We have 30 such entries. Do you have a time you'd like to leave by? Sentence9: Sure thing, their number is 01223304050. Is there anything else I can help you with today? Sentence10: Any time is fine as long as I can book for four people. I also need the reference number, please. Sentence11: I'll be traveling on wednesday, and I will be go to peterborough. Sentence12: There are 9 different hotels that have free wifi that aren't guesthouses, do you have a price range in mind? Sentence13: No particular price range but I would like it to be in the centre. Sentence14: Thanks. I'm also looking for a hotel (not a guesthouse) with free wifi. Sentence15: No, that will be all, thank you for your help! Sentence16: I need a train departing from cambridge and arriving by 20:45. Question: Who has spoken the sentence 14? (A) User (B) System

Answer: Answer: (A) User

Question: 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: Answer: (A) User

Question: Sentence1: What type of hotels are they? Sentence2: All right. Is there anything else I can do for you? Sentence3: I was unable to find any hotels matching those requirements. Sentence4: Okay, we've got the the cambridge belfry. Shall I book you a room? Sentence5: Sorry, but we've already established that there are no 5-star hotels available. I can provide you with some 4-star options. Sentence6: Can you navigate me to a 5 star hotel with free wifi please? Sentence7: Great! Have a wonderful day! Goodbye! Sentence8: Sorry, how silly of me. I want to stay at a hotel, not a guesthouse. A cheap 4 star with free wifi, please. Sentence9: I've found 21 hotels that meet those criteria. The Allenbell is one. Should I book it? Sentence10: Do you have a place with free wifi in the cheap range with a star of 4? Sentence11: No, thank you for your patience. I am all set now. Bye. Sentence12: I don't need it booked just yet. I just needed the info, thanks. Sentence13: The Allenbell is a guesthouse. Do you have any other specifications I can narrow your search by? Sentence14: looking for something with 5 stars and free wifi Question: Who has spoken the sentence 3? (A) User (B) System

Answer:
Answer: (B) System