You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Let me give you an example: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
The answer to this example can be: Answer: (A) User
Here is why: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

OK. solve this:
Sentence1: Yes, a table for one on Wednesday at 20:00. Sentence2: Can I make the reservation for you? Sentence3: Booking was successful. The table will be reserved for 15 minutes. Reference number is : XT4L7KCY . Sentence4: Thank you that will be all I need Sentence5: I am looking for a restaurant that serves modern European food. Sentence6: moderate price range please and thank you that will be all Sentence7: Yes they have wifi Sentence8: The Centre has many choices, 69 to be exact. Do you have any food type or price range in mind? Sentence9: The Gonville Hotel is available in that area. Sentence10: What price range would you like? Sentence11: It is an expensive hotel and the address is gonville place. Sentence12: Okay can you tell me the address and price range of the Gonville Hotel? Sentence13: You are welcome enjoy Sentence14: Do they have wifi? Sentence15: No reservation, just a taxi from the hotel to the restaurant arriving by 20:00 Sentence16: I can suggest the riverside brassiere. Sentence17: Thanks. Now I can book my taxi from the hotel to the restaurant. Sentence18: Would you like me to reserve the hotel? Sentence19: Where will you be leaving from? Sentence20: Can you help me find a restaurant in the centre? Sentence21: all set for your taxi yellow audi Contact number 07456600776. Any thing else i can do ? Sentence22: Sorry I need to book a hotel first. Do you have a 3 star with free parking in the same area? Sentence23: I will also need a taxi. Sentence24: I want the taxi to arrive to the restaurant in time for my reservation there Sentence25: What time will you be leaving and what time you will like to arrive? Sentence26: Ok sure. I need brassiere Question: Who has spoken the sentence 6? (A) User (B) System
Answer:
Answer: (A) User