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

Example Input: Sentence1: Kymmoy is in the centre of town and the phone number is 01223 311911. May I help you with anything else? Sentence2: Thank you, I have all I need. Goodbye! Sentence3: What is the phone number and area? Sentence4: Is there any expensive restaurants in town serving Australian food? Sentence5: You're welcome. Thanks for your call! Goodbye. Sentence6: Kymmoy is an expensive asian oriental restraunt in town. Sentence7: I'm sorry, there are no Australian restaurants. Would you like another type of food? Sentence8: How about asian oriental food? Question: Who has spoken the sentence 2? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: El Shaddai is a guesthouse. Anything other questions about them? Sentence2: Yes, they have free parking. Would you like me to book you a room? Sentence3: Whoa whoa, easy there tiger, Lets narrow the search down first. In the center, 0 stars, cheap and it can be a hotel or guesthouse. Sentence4: Yes I need a chinese restaurant. Sentence5: ok for how many people and when are you planning your stay? Sentence6: I am looking for a restaurant that sell seafood,will prefer one in the center of the city. Sentence7: ok what location? Sentence8: Do they have parking? Sentence9: Yes, I'd like to travel on Wednesday. I'll need to arrive by 8:00. Sentence10: It should be in the same area? Sentence11: I would like a train into Cambridge from Stevenage. Sentence12: Is El Shaddai a guest house or hotel? Sentence13: OK. Is there anything else I can help you with today? Sentence14: No. That's everything I needed and then some, actually! Thanks, take care! Sentence15: Okay, is there anything else I can help you with? Sentence16: No, I don't need a chinese restaurant after all. Thanks for looking. Sentence17: All set. You are booked for 7 people on TR9448. You reference number is B1Q6DDTE . Can I help with anything else? Sentence18: i only have one option can i book it for you? Sentence19: No, I don't need to. I was just curious about it. Thank you for all of your help. Sentence20: The TR9448 arrives at 06:43. Would you like me to book a ticket for you? Sentence21: Yes, I need a hotel as well. Sentence22: Is there a specific day and time you would like to travel at? Sentence23: I'm sorry, there seems to be an error. Can you please restate your request? Sentence24: How about el shaddai? Fits your request perfectly. Sentence25: Thank you for calling. Have a great day! Sentence26: Yes, please book 7 seats. Question: Who has spoken the sentence 9? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: I have a listing for la tasca in the centre area,can I book you a table there? Sentence2: You're welcome. Please call again. Sentence3: Okay, again for 6 people Sunday at 17:00. Sentence4: I was unable to find a table at that time. Would you like to find another restaurant? Sentence5: The Copper Kettle is a British restaurant in the centre area with a moderate price range, would you like me to book that for you? Sentence6: There are no other Spanish places in that area, another area or type perhaps? Sentence7: Sure. That sounds like a nice place. Go ahead and book that for me. Sentence8: What day and time are you looking for? How many people will be in your party? Sentence9: Any in the same area, and price range please. Sentence10: I need a table for 6 people Sunday night at 17:00. Sentence11: Can you find me something along the same price and in the same area please? Sentence12: OK, that's all I need today, thank you! Sentence13: I'm looking for mid range spanish restaurants, can you help me? Sentence14: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 840ZVK1R . Question: Who has spoken the sentence 2? (A) User (B) System
Example Output:
Answer: (A) User