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

Sentence1: Would you like to book a room at the acorn guest house? It is in the moderate price range like the Hamilton Lodge. Sentence2: Nope. I think that is all I need. Thanks for your help! Sentence3: Yes that will be fine. Sentence4: Your booking was successful. Your reference number is 1WRSIG9U . Is there anything else I can help you with? Sentence5: Happy to help. Have a great day! Good-Bye! Sentence6: I am sorry the booking was unsuccessful,can I help you find another place in the same area? Sentence7: Yes please. I'd like a room for 5 people on Monday for 5 nights. Sentence8: Yes, this guesthouse is open. Do you need help with booking? Sentence9: How about another hotel in the same price range? Sentence10: Howdy! Is the Hamilton Lodge still open? Question: Who has spoken the sentence 3? (A) User (B) System
Answer: (B) System

Sentence1: Kymmoy is a great Asian Oriental place in the center of town, but it's expensive. Sentence2: Is there a Oriental restaurant in the City Centre that is in the expensive price range? Sentence3: I have 2 matches. Do you have a type preference? Sentence4: Thanks. I'm also wanting to see if there's someplace to get polynesian food in the centre of town. Sentence5: That's all I will need. Thank you! Sentence6: Where is it located? Sentence7: Please help me find a hotel to stay at in the centre that has a 4 star rating. Thanks! Sentence8: Thank you for using the Cambridge TownInfo centre. Please have a pleasant day. Sentence9: There are no Polynesian restaurants in the centre. Sentence10: I want an expensive place with free wifi. Sentence11: Its location is on Regent Street. Sentence12: That narrows it down to one choice, the University Arms Hotel. It meets all of your requirements, plus has parking. Would you like me to check availability? Question: Who has spoken the sentence 10? (A) User (B) System
Answer: (A) User

Sentence1: No, I don't think so. Thanks for your help! Sentence2: I have 4 museums in the east. Cambridge Artworks, Cambridge Museum of Technology, Gallery at Twelve a High Street, and Saint Barnabas Press Gallery. Which would you like? Sentence3: Cambridge. And I'd like to leave after 18:00. Sentence4: Hey. I'm looking for a train to stevenage Sentence5: TR9082 leaves at 19:21 the cost is 12:80 pounds, do you want me to book you? Sentence6: Yes. I'm also looking for a museum on the East side of town please. Sentence7: What day will you be traveling on? Sentence8: I would like to travel on Monday evening. Sentence9: I would like Cambridge Artworks. Can you give me the phone number and postcode for it? Sentence10: Thank you goodbye Sentence11: you're so welcome, is there anything else i can help you with? Sentence12: Where will you be departing from? Sentence13: Thank you for your help. Sentence14: Phone is 01223902168 and the postcode is cb13ef. Question: Who has spoken the sentence 6? (A) User (B) System

Answer: (A) User