Definition: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: No thanks. I just need the postcode and phone number of Lovell Lodge please. Sentence2: That will be all. Thanks. Sentence3: Yes, I'd like to stay on the north end of the city if possible. No too expensive, please. Something that's moderately priced would be best. Sentence4: I have found matching two hotels in that area. Ashley Hotel has two stars, and Lovell Lodge also has two stars. Would you like me to book one? Sentence5: I'm not sure yet. If you have a moderately priced hotel in the north with wifi, I need the name and phone number. Sentence6: Thank you for using our service. Goodbye! Sentence7: I'm looking for a hotel with free wifi. Sentence8: The postcode is cb41sr and phone number is 01223425478. May I help you with anything else? Sentence9: How many days will you be staying? Sentence10: There are 32 matching that. Do you have a price range or an area preference? Question: Who has spoken the sentence 5? (A) User (B) System
Output:
Answer: (B) System