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

Ex Input:
Sentence1: Yes, that sounds great! Can I get it for 8 people for 3 nights please, we'll be arriving Tuesday. Sentence2: Great. Are there any trains that go directly from Cambridge to Norwich? Sentence3: Thank you for using our service. Have a good day. Goodbye. Sentence4: Yes, there are several. The trip time is 79 minutes and the cost is generally 17.60 pounds. Can I tell you anything else? Sentence5: I am looking for a guesthouse please. Sentence6: Would you like to try the Alpha-Milton Guest House located in the North? Sentence7: No, that's everything I needed. Sentence8: Any area as fine, as long as it has 3-star accommodations. Sentence9: How about for 2 days? If it's available will you please book and provide a reference number? Sentence10: I'm sorry, the hotel is unable to accommodate your party. Can you arrive on a different day or stay for a different number of days? Sentence11: In what area would you like it to be? Sentence12: I have successfully booked it for 2 days, and your reference number is OUKN0U42 . Question: Who has spoken the sentence 6? (A) User (B) System

Ex Output:
Answer: (A) User

Ex Input:
Sentence1: I have found 5 that fit that description. Is there a particular area you would like? Sentence2: I would like to book a table for 6 at 15:15 on Tuesday. Sentence3: Yes. I would like it to be in the expensive price range. Sentence4: Can you find me a Chinese restaurant please? Sentence5: Sure. There are 17 chinese restaurants in town. Are you looking for a certain price range or location? Sentence6: Thank you for contacting us and enjoy your meal at the hakka. Have a great day. Sentence7: Yes, thank you. That's all for now. Bye! Sentence8: I was able to get a table at Hakka in the north. The reference number is 7KW8MVL3 and they'll keep the table for 15 minutes. Does that suit you? Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System

Ex Input:
Sentence1: I have 2 cheap guesthouses and moderate to expensive hotels in the center of town. Do you have a preference?'' Sentence2: Cityroomz, located at Sleeperz Hotel on Station Road is moderately priced. Would you like me to book a room? Sentence3: There is no entertainment in the same area would you like somewhere else Sentence4: I am looking for a place to stay in the centre of town that includes free wifi. Sentence5: no, all saints church is free of entrance. Sentence6: Moderate would be best. Sentence7: i also looking for places to go in town.The attraction should be in the type of entertainment and should be in the same area as the hotel Sentence8: Yes, they offer free WiFi to guests. The address is: sleeperz hotel, station road. Anything else I can get you? Sentence9: There are actually 5 architectures in the area. Would you consider the all saints church? Sentence10: sounds good. Does it have an entrance fee? Sentence11: You're welcome. Have fun in Cambridge! Sentence12: Do they offer free wifi? If so, I would like to have the address, please. Sentence13: That's all i need. you have been very helpful. Thank you so much! Sentence14: Okay, could you look for one that is architecture instead? Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:
Answer: (A) User