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: Where did you want to get on the train? Sentence2: Alpha-Milton Guest House is 3 stars with no internet or parking. Would you like to book a room there? Sentence3: Okay, there are lots of choices. What time of day would you like to travel? Sentence4: I'd like to book it for 4 people and 2 nights starting Monday. I need the reference number as well. Sentence5: Yes, I am looking for a place to stay. I would prefer to stay in the North at a 3 Star location. Sentence6: No, I don't need assistance with the booking. Can you tell me the cost of the ticket though? Sentence7: I show 2 option, both in the moderate price range. Do you need parking or internet? Sentence8: TR7940 will get you there by 20:38, would you like me to book it you some tickets? Sentence9: Yes, I need a train to get me to Cambridge on Monday. Sentence10: The cost per ticket is 16.50 pounds. Can I assist you with anything more? Sentence11: Neither of those matter, but I would like it to be a guesthouse. Do one of those match? Sentence12: No, that's everything. Thank you. Sentence13: You're welcome! I hope that you enjoy your stay in Cambridge. Have a nice day. Bye. Sentence14: Fantastic, your reference number is T2AUGQ7S . Is there anything else you need today? Sentence15: I need to get there by 20:45. Sentence16: I will be departing from peterborough. Question: Who has spoken the sentence 8? (A) User (B) System
Answer:
Answer: (A) User