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

Sentence1: I sure can. I found a 3 star hotel and a 4 star hotel. Do you have a preference? Sentence2: Great, thank you for your help. Sentence3: Thank you , good day to you. Sentence4: You are very welcome! Is there anything else I can help you with? Sentence5: How about the Gonville Hotel located in the centre of town is in the expensive price range? Sentence6: Good afternoon, can you help me find an expensive place to stay in the town centre? Sentence7: It should be a hotel type hotel not a guesthouse Sentence8: Yes, that sounds good. Could you reserve a room for 5 people checking in on Saturday? I think we'll stay for 3 nights. Sentence9: Booking was successful. Reference number is : KRJNYV0Q . Sentence10: No, that will be all. Thank you. Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User

Sentence1: There is a moderate priced Indian Restaurant located on the east side, would you like that address? Sentence2: That's it, thanks. Good bye. Sentence3: Thank you for calling. Goodbye. Sentence4: Yes please, could I have the address, phone number, and postcode of the venue? Sentence5: located in the east side Sentence6: Hi, I want a moderately priced restaurant. Sentence7: curry prince's address is 451 Newmarket Road Fen Ditton, their postcode is C.B 5, 8 J.J. Their phone number is 01223 566388 Sentence8: There are several restaurants in the moderate price range. Do you have a preference for the type of food or part of town? Sentence9: Thank you. Sentence10: You're welcome. Anything else I can help you find? Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User

Sentence1: Yes, please. I need 1 ticket. Sentence2: I also need to find a restaurant in the west with a moderate price range. Sentence3: I need to get out of the city on Friday, can you find me a train? Sentence4: how about one that serves british food? Sentence5: I have made that reservation for you on train TR2420 and your reference number is 2A3LMYL1 . Sentence6: I'm sorry, we don't have any Greek restaurants anywhere in town. Is there anything else that would work? Sentence7: Would train TR5767 work? It leavees at 05:00. Sentence8: I have three options with a moderate price range in the west. Would you prefer British, Indian, or Italian? Sentence9: Saint Johns Chop House serves British food and is located in the west. Would you like me to make a reservation? Sentence10: TR2420 leaves at 15:00. Would you like me to book it for you? Sentence11: What day will you be dining there? Sentence12: I have you booked on Friday at 10:00. The reference number is 5ALATF6D . Is there anything else I can help you with? Sentence13: There are many options available to you on Friday. Where would you be leaving from? Sentence14: That is all I will need, thank you. Bye. Sentence15: I will be dining there on Friday. Sentence16: I would like to depart from cambridge. Sentence17: Thank you for contacting Cambridge TownInfo Centre. I hope you enjoy your train ride and dinner. Sentence18: Do you have any options in the west with Greek food? Sentence19: No, we are going to norwich and need to leave after 14:15. Sentence20: Yes, please make a reservation for 6 people at 10:00. Question: Who has spoken the sentence 17? (A) User (B) System

Answer: (B) System