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: we have 3 options where you can choose from Sentence2: I'll need to be picked up at the wandlebury county park by 23:45. I'll be travelling to the hotel. Sentence3: Your booking is complete, a white toyota will be picking you up. The contact number is 07016487796. Do you need anything else today? Sentence4: Unfortunately there are not hotels that match your search criteria. What alternative do you have in mind? Sentence5: No problem. I'm glad I could help. Have a great trip. Goodbye. Sentence6: I need somewhere to stay. Moderate in price, please. It doesn't need to include internet. Sentence7: Thank you! I'm also looking for assistance booking a taxi between the two places. Can you help with that please? Sentence8: there address is wandlebury ring, gog magog hills, babraham, postcode cb223ae anytheing else? Sentence9: Any type, but I would like it to be in the south. Sentence10: I would be happy to assist with that. What is your pick-up point? Sentence11: What type of park are you looking for? Sentence12: Is there a park I can visit in Cambridge? Sentence13: Any of the three would be fine. Can you book a room for Friday for 2 people, 5 nights please? Sentence14: I've gone ahead and booked you at cityroomz in the centre, so you'll be close to a lot of attractions. Your Reference number is : SYEE88PA . Sentence15: That sounds great! What's their address and postcode? Sentence16: Ok. How about wandlebury county park? Sentence17: How about alpha-milton guest house? Sentence18: I'm really looking for a hotel instead of a guest house. Sentence19: That's it for today. Thanks for your help! Sentence20: How about a hotel with free WiFi? Question: Who has spoken the sentence 7? (A) User (B) System
Solution:
Answer: (B) System