Given the task definition, example input & output, solve the new input case.
You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Example: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Output: Answer: (A) User
The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

New input case for you: Sentence1: yes would you like me to book it for you ?, Sentence2: No, I just need the area and the post code please. Sentence3: Sorry I messed up before. I actually did want an expensive restaurant. Is Kitchen and Bar expensive? Sentence4: No any area is fine with me I just need the area and postcode of a good restaurant. Sentence5: Thanks for your time. That is all for now. Sentence6: the total fee is 116.2 GBP payable at the station . Reference number is : RTTDSKXC Your train leaves at 07:59 Sentence7: Thanks I also need a trin from cambridge to london liverpool street on firday Sentence8: I'm sorry, I wish there were some Caribbean places here, but there isn't. Sentence9: I'm looking for some caribbean food. Sentence10: You are welcome, enjoy your stay in cambridge. Sentence11: I would like to arrive by 11:00. Can you choose the train with the closest arrival time to 11:00 and book it for 7 people? Then give me the reference number Sentence12: I need a train leaving on friday from cambridge can you help me get a ticket? Sentence13: It is in the centre, and the postcode is cb23qf Sentence14: Yes, there are some options. Was there a particular price range or area of town you were looking for? Sentence15: Well, how about a gastropub? Sentence16: what time do you need to arrive by? Sentence17: I'd be happy to help you with that, just let me know your destination. Sentence18: Kitchen and Bar is a great gastropub located in the centre of town. The passcode is cb12qa. Is there anything else I can help you with? Question: Who has spoken the sentence 6? (A) User (B) System
Output:
Answer: (A) User