Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: it should be there by 11:45. Sentence2: I also need to book at a taxi to commute between the two places. Sentence3: Thank you very much! Sentence4: When would you like the taxi to arrive at your destination? Sentence5: I'm looking to find lodging in a hotel in the expensive price range Sentence6: Also looking for information on Saint Johns College. Sentence7: Yes it is booked. May I help you with anything else today? Sentence8: Thank you. Can you book the Lensfield for 7 people and 5 nights beginning on Wednesday? Sentence9: OK, I have five in several areas of town. Sentence10: That brings us to two fine choices, the Gonville and the Lensfield. Both are rated 3 stars. The Gonville is in the centre, while the Lensfield is in the south. Sentence11: No that's all I needed. Thank you for your help. Have a great day. Sentence12: You have it booked then? Sentence13: Okay, the book has been completed! The car will be a yellow toyota and the number is 07626630212. Is there anything else I can do for you? Sentence14: I need it to be a 3 star as well. Sentence15: I have those reference number X83Q82E5 . Sentence16: Saint John's College is located in the city centre. It's phone number is: 01223338600. The address is Saint John's Street. It has an entrance fee of 2.5 pounds. Sentence17: Thank you for calling. Enjoy your stay. Sentence18: You as well! Question: Who has spoken the sentence 2? (A) User (B) System
A:
Answer: (A) User