Detailed Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: I have many to choose from. What about The Saffron Brasserie? Sentence2: Thanks a bunch! That's all I needed. Take care and have a good day. Sentence3: Yeah, that sounds great. Would you reserve me a table for 4, Friday at 13:15 please? Sentence4: Great! There are a lot of tasty choices. Are you in the mood for a specific type of food? Sentence5: Booked, your table will be held for 15 minutes. Your reference number is GBPIJP33 . Sentence6: I need an expensive restaurant in the centre. Sentence7: Yes Indian sounds good to me! Sentence8: You are welcome. Enjoy your meal. Bye. Question: Who has spoken the sentence 4? (A) User (B) System
A:
Answer: (A) User