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: How about thai? Are there any thai restaurants in the west of the moderate price range? Sentence2: May I have the phone number for that place? Sentence3: The phone number is 012233236939. Sentence4: 7:00 , dop you need anything else ? Sentence5: What is the departure time? Sentence6: we still cant find any of that criteria. can we change location? Sentence7: I'm sorry, there aren't any moderately priced Thai restaurants in the West. Sentence8: I am trying to plan my trip in Cambridge and need a place to dine. I need something kind of moderate for price and on the west side. Sentence9: That is okay. An Indian restaurant would be great, which place do you recommend? Sentence10: I can't find any indian places in the moderately priced range. Can I try something else? Sentence11: kohinoor is a cheap indian restaurant located in the centre. Sentence12: We have three restaurants. Do you prefer British, Indian or Italian cuisine? Sentence13: maybe you could check any price range. Sentence14: Yes try a different location. Question: Who has spoken the sentence 12? (A) User (B) System
Answer:
Answer: (A) User