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

Q: Sentence1: Are there any with a 5 star rating? Sentence2: I'm looking for a place to stay with free wifi. Can you help me find something moderately priced? Sentence3: You are booked at the acorn guest house. Reference number is ROCCFCM6 . Sentence4: Thank you so much, that is all I need. Sentence5: Unfortunately, none of them have a 5 star rating. Sentence6: Are there any with a 4 star rating? Sentence7: We have plenty of moderately priced options with free WiFi. Do you have any additional preferences? Sentence8: Oh yes, several. Are there any addition preferences on those? Sentence9: Great, enjoy your stay. Bye. Sentence10: Nope, any 4-star moderate place with wifi will be fine. Could you book a room starting Saturday for 3 nights, 5 people? Question: Who has spoken the sentence 6? (A) User (B) System

A: Answer: (A) User
****
Q: Sentence1: I will take the phone number, entrance fee and address of the one you choose for me. Sentence2: I'm looking for some entertainment related places to go in the centre of Cambridge. Sentence3: Okay. How about a boat anywhere in town? Sentence4: I will choose for you the Cambridge punter, their phone number is 07807718591, they are found on 251a Chesterton road, they don't have an entrance fee. Sentence5: There are two boats in the centre, scudamores punting co and the cambridge punter. Would you like more information? Sentence6: I was unable to find any entertainment in the centre. Question: Who has spoken the sentence 1? (A) User (B) System

A: Answer: (B) System
****
Q: Sentence1: What time would you like to leave? Sentence2: Could you just get me that phone number for Byard Art Museum? I forgot to ask you earlier. Sentence3: I can help with that! What do you want to know? Sentence4: Are you interested in a particular type of attraction? Maybe a museum? Sentence5: it is okay. the phone number is 01223464646 Sentence6: I am sorry the earliest departure time is 17:40 Sentence7: I'm sorry, I forgot that as long as I leave after 17:15 all will be fine. I need to get to cambridge. Sentence8: Would you like me to book your tickets? Sentence9: Great I also need a train leaving birmingham new street on sunday Sentence10: Sure a museum sounds great. Sentence11: Can I just have the price, train ID, and arrival time, please. Sentence12: No, that will be all. Thank you! Sentence13: I am looking for information in Cambridge Sentence14: You're very welcome! Sentence15: For 60.08 pounds you can leave Birmingham new street at 17:40 and arrive in Cambridge by 20:23 on train TR5797. Would you like to book this train? Sentence16: Thanky you, that's all I need today. Sentence17: The Byard Art Museum is located at 14 King's Parade and is free to get in. Sentence18: You're welcome. Have a great trip. Goodbye. Sentence19: I will need to leave by 17:00 please. Sentence20: I would like to find a place to go in the south part of town. Question: Who has spoken the sentence 12? (A) User (B) System

A:
Answer: (A) User
****