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

Input: Consider Input: Sentence1: The Lensfield does have free wifi. Their phone number is 01223355017 and their postcode is cb21en. Sentence2: First, can you give me the phone number, postcode, and tell me if they have internet? Sentence3: Is it a guesthouse? I'd really like a guesthouse with 3 stars, if possible. Sentence4: That is perfect, thank you for your help. Goodbye. Sentence5: Unfortunately, I can't find a 3-star expensive guesthouse with free parking. Would you like me to find something else? Sentence6: Sure, The Lensfield hotel is in the south. It is very nice, can I book it for you? Sentence7: Express by Holiday Inn Cambridge is an expensive hotel with free parking. Their phone number is 01223866800. Sentence8: I'm looking for an expensive place to stay with free parking please. Sentence9: Let us know if you have any more questions! Sentence10: How about a hotel instead of a guesthouse? Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User

Input: Consider Input: Sentence1: There is one concert hall in town, The Man on the Moon, located at 2 norfolk street in the centre of town. Do you need more information? Sentence2: Can you make a recommendation and please provide the entrance fee, phone number, and postcode. Sentence3: Can you help me find a concert hall? Sentence4: Cafe Jello Gallery Phone is o12233289438 and is on 13 Madalene treet Sentence5: Yes, I would consider a museum. Sentence6: great, there are 7 museums in the west. Sentence7: I need a concerthall on the west area of town. Sentence8: I am sorry I have only one listing for the city center. Would you consider other attractions? Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User

Input: Consider Input: Sentence1: I am looking for a cheap Asian Oriental restaurant. Sentence2: Great! There are 2 cheap Asian Oriental restaurants in the city centre. Would you like me to book you a reservation at one of them? Sentence3: Okay I have amended that reservation and your reference number is NMJIT3AV . Sentence4: Is there anything else I can help you with today? Sentence5: Yes. I need a reservation for 2 people, Saturday night at 6:00pm. Sentence6: Thank you so much and I apologize for the confusion on my part. That is all I need for now. Bye. Sentence7: Great thank you for your help. Sentence8: I'm sorry, I was actually looking for a reservation for Monday at 16:15. Are there any tables available at that time? Sentence9: Okay. No worries. Enjoy your dinner! Sentence10: I am sorry, but there is not a table available at that time. Would you like to try a different restaurant? Sentence11: I have you at J restaurant, 16:15, reference number is : ENOZR5HA . Anything else? Sentence12: Yes, I actually need a table for 6 people not 2 @ 18:15 on Monday. Question: Who has spoken the sentence 6? (A) User (B) System
Output: Answer: (A) User