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: ok thank you so much Sentence2: Yes, can you provide me the travel time and the price as well? Sentence3: I would be happy to book that for you. Are you travelling alone? Sentence4: That is all I need today thank you for your help. Sentence5: TR0721 departs at 11:50. Would you like me to book it for you? Sentence6: Absolutely! I have 70 trains going from cambridge to ely. Do you have a departure and/or arrival time? Sentence7: The address is the grafton centre, east road. Unfortunately, there isn't an entrance fee listed. Would you like information on an alternate attraction? Sentence8: I am looking for places to go in town located in the centre of town. Sentence9: There is the Vue Cinema downtown. If that interests you, their phone number is 08712240240. Sentence10: No that's okay. However, I am also looking for a train from Cambridge to Ely, could you help me find one? Sentence11: You're welcome, have a great day. Sentence12: Price is 3.52 pounds. Duration is 17 minutes. Sentence13: Yes, i would like to leave Saturday after 11:30 Sentence14: What is the entrance fee and the address? Question: Who has spoken the sentence 8? (A) User (B) System
Answer:
Answer: (A) User