Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Problem:Sentence1: i also want a taxi Sentence2: at what time should it leave? Sentence3: i want to book a taxi to commute between the two places. Sentence4: Have a good day! Sentence5: I am traveling to Cambridge and looking forward to try local restaurants. Sentence6: That sounds lovely. I would like to book it for Saturday, for 7 people, at 14:15. Sentence7: Can we search for Portuguese instead? Sentence8: I would like a japanese place in the cheap range. Sentence9: Your booking for 7 at 14:15 was successful! The reference number is 38PZHLJO . May we help you with anything else? Sentence10: There's nothing matching that. Do you have any other criteria? Sentence11: Where to and from, and what time will you need the taxi? Sentence12: not now . i am also looking for a place to dine Sentence13: I recommend rosa's bed and breakfast. Could I book a stay for you? Sentence14: Do they have wifi? Sentence15: I have 2 guesthouses that match your criteria, do you have a price preference? Sentence16: I would be happy to help. There are lots of great restaurants in town! Do you what to try a particular type of food? Sentence17: Thank you, that is all I need. Sentence18: The most important thing is that it gets me to the restaurant in time for the reservation. I can leave the hotel whenever necessary. Sentence19: Okay. I've booked for you a yellow skoda. The contact number is 07314173329 Sentence20: There are several restaurants, what type of food would you like? Sentence21: There is one place available called the Nandos! Would you like for me to book a table? Sentence22: Okay, which place do you recommend? Sentence23: yes and they are a number without Sentence24: I still need to discuss restaurants details with a couple people first, can I start by looking for a 4 star place to stay in the south with free parking please? Question: Who has spoken the sentence 4? (A) User (B) System
Solution:
Answer: (A) User