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: There are five trains that meet your needs. Te earliest arrives by 19:01, the latest arrives by 24:01. Would you like me to book a seat for you? Sentence2: I can help you with that, where will you be departing from? Sentence3: Broxbourne. And is should have free parking in the CHEAP price range. I am very frugal Sentence4: What is the postcode? I want to make sure I don't have any enemies in the area. Sentence5: I also need a 4 star hotel with free parking. Sentence6: The post code for the cambridge belfry is: cb236bw Sentence7: May I please have the price first? Sentence8: I will be departing from Cambridge, going to Broxbourne. I would like to leave after 17:45 on Thursday. Sentence9: The ticket price is 17.90 pounds.What else may I do for you? Sentence10: There is The Cambridge Belfry located in the west. I'm not sure if this is the area you're looking for. Would you like more information? Sentence11: Hi, could you possibly help me find a train for my upcoming trip? I've been put in charge of the plans. Sentence12: I have three hotels that meet your needs. Is there a specific area you'd like to be in? Question: Who has spoken the sentence 1? (A) User (B) System
Answer:
Answer: (B) System