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

[EX Q]: Sentence1: Your booking is complete, a black toyota will pick you up. The contact number is 07768938666. Sentence2: I need to leave after 07:45. Sentence3: I am going to allenbell Sentence4: Thats perfect that you for your help Sentence5: You're welcome. Do you have any other concerns? Sentence6: I don't. I appreciate your help. Goodbye for now. Sentence7: OK, I'm glad I was able to assist you. If there ever is anything else don't hesitate to contact us. Sentence8: I'd love to help! Where are you going? Sentence9: And when would you like to leave or arrive by? Sentence10: Hi, I need to get a taxi out of kohinoor. Question: Who has spoken the sentence 9? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: 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
[EX A]: Answer: (A) User

[EX Q]: Sentence1: There are five, would you like me to book you one? Sentence2: Where in the east can I find a restaurant that serves venetian food? Sentence3: You're welcome. Please let us know if there's anything else we can help you with. Sentence4: No, thanks. That's everything. Sentence5: Yes. Please try 17:00. Sentence6: Which day would you like to dine? Sentence7: Yes see if there are any venetian restaurants there Sentence8: How about indian food? Sentence9: None of the restaurants were available for that time. Would you like me to try a different time? Sentence10: It will be a party of 6. Sentence11: I prefer the east but I am open to other areas of town. Sentence12: I've booked you a table at pipasha restaurant. The table will be reserved for 15 minutes. Your Reference number is MIRO0QRD . Anything else I can help with? Sentence13: I'm sorry to trouble you but is there an expensive Indian restaurant in the east? It would be more convenient. Sentence14: No there are not. Want to try a different restaurant type? Sentence15: Yes, book one of the expensive Indian places in the east please. Sentence16: Thank you also. Could I receive the reference number for the reservation, please? Sentence17: THANKS VERY MUCH Sentence18: I would love to help! how many people? Sentence19: Do you want me to look at the center of the town? Sentence20: I'm sorry there are no results for a venetian restaurant in the east, would you like to try a different area? Sentence21: I would like to go on Monday at 18:00 please. Sentence22: There are five expensive indian places in the centre but i recommend panahar, would you like more info or a booking? Sentence23: I would like expensive. Sentence24: I have 9 restaurants in the cetre that are Indian. Do you have a price range? Question: Who has spoken the sentence 7? (A) User (B) System
[EX A]:
Answer: (B) System