Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: anything else I can assist you with today? Sentence2: Can you book a table for me? Sentence3: Actually don't book the table. just give me the phone number and the food type please. Sentence4: They are in the centre. Postcode is cb41as. Phone number is 07807718591. Sitar Tandoori is an expensive indian restaurant in the east. Sentence5: Yes, I can. Can you tell me what day for the reservation, how many guests and the time? Sentence6: Thank you for booking that. Sentence7: It doesn't matter. Sentence8: I would love to go to some place that has boats. Sentence9: No, I'm good. Thank you for your time and don't work too hard. Bye! Sentence10: It was a pleasure to help. Have a good night. Goodbye. Sentence11: Sure, what part of town will you be in? Sentence12: Could I get the postcode, area and phone number? I also need information on a restaurant called Sitar Tandoori. Sentence13: I would recommend the cambridge punter, located in the centre of town at 251a chesterton road. Do you need anything else? Sentence14: it is 07807718591 and serves indin food Question: Who has spoken the sentence 7? (A) User (B) System
A:
Answer: (B) System