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

Ex Input:
Sentence1: What is the address? Sentence2: Indian, Italian and British restaurants are available in the west part of town for a moderate price. Would you like more information on any or all of these? Sentence3: No, the west part of town Sentence4: I don't have a preference as long as it's moderately priced and in the west part of town. Sentence5: Meghna is an Indian restaurant, it is in the moderate price range, and it is in the west part of town. The address is 205 Victoria Road Chesterton. Sentence6: May I suggest curry prince, a moderately priced indian restaurant in the east? Sentence7: I would like a moderately priced restaurant in the east part of town Sentence8: Did you want the address for an Indian, Italian, or British restaurant? Question: Who has spoken the sentence 7? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: You're welcome. Goodbye! Sentence2: Sure! Can you book a table for 8 people at 17:30 on Friday? Sentence3: Thank you. That's all I need right now. Bye. Sentence4: No. Choose one for me. Sentence5: There are a total of 14 different expensive Indian restaurants located throughout the city. Is there a particular area of town you would like to eat in? Sentence6: I'd like you to tell me about great Indian restaurants in the area. It's okay if they are expensive. Sentence7: Curry garden has good reviews, would you like to book there? Sentence8: Sure. Your reference number is QLMRQ3H2 . Anything else? Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Yes, most likely. Can you provide me with the postcode of the hotel please? Sentence2: Thanks! Sentence3: Hi, I'm looking for an upscale hotel. Could you recommend me anywhere in the west part of the area? Sentence4: Does it have a star of 4 and free parking? Sentence5: Huntingdon Marriott Hotel is available in the west part of town and looks upscale. Sentence6: Yes, the postcode is pe296fl. Is there anything else I can do for you today? Sentence7: Yes. Would you like to book a room? Sentence8: Thanks, that will be all. Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:

Answer: (B) System