Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Thank you for contacting Cambridge TownInfo centre. Goodbye! Sentence2: What is the postcode there? Also, I'll need a phone number. Sentence3: I am looking to go to a museum. Sentence4: I would recommend golden house. It is a chinese restaurant at 12 Lensfield Road City Centre, postcode cb21eg, phone number 01842753771. Would you like me to book it for you? Sentence5: The address is cafe jello gallery, 13 magdalene street , is there anything else you need? Sentence6: No, thanks, I'll do that myself. You've been great, thanks for everything. Sentence7: I'm willing to go wherever the best museums are. Which would you recommend? Sentence8: Can you tell me about the gallery? What's the address? Sentence9: The cafe jello gallery is top notch. And there's no entrance fees. Or how about cambridge artworks their pretty nice as well. Both are in the west. Sentence10: The postcode is cb30af, sorry I do not have a phone number for the cafe jello gallery. Sentence11: Well then, can you give me an address? Sentence12: This gallery is located on the west side of town located at 13 magdalene street Sentence13: There are quite a few fantastic museums to choose from. Is there a specific area you are looking for? Sentence14: Yes, I need information on a cheap restaurant in the centre of the city...whichever you recommend. Question: Who has spoken the sentence 9? (A) User (B) System
Output:
Answer: (B) System