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

Q: Sentence1: I have a train leaving at 18:11. Will that do? Sentence2: You're welcome. Have a nice day. Sentence3: You train has been booked. Total fee is 19.6 GBP which is payable at the station. Your reference number is 5PVB9XYJ . Sentence4: Arrival time does not matter, just leave after 17:30 Sentence5: Milton Country Park is in the north and has free admission. Sentence6: Is there a time you would liek to arrive by? Sentence7: Hello, I'm looking for a place to go in the north. Could you suggest some places? Sentence8: That would work. Can you book that please? Sentence9: Perfect! That is all I needed. Thank you for the help. Goodbye! Sentence10: I need to book for two people and I need the reference number. Sentence11: Can I get the phone number please? Sentence12: Absolutely. Their phone number is 01223420060. Is there anything else I can assist you with? Sentence13: I'm leaving Kings Lynn on Wednesday. Sentence14: Yea I also need a train that goes to cambridge and should leave after 17:30. Sentence15: How many people would you like to book? Sentence16: What day will you be traveling, and where would you like to depart from? Question: Who has spoken the sentence 2? (A) User (B) System

A: Answer: (A) User
****
Q: Sentence1: I will take the phone number, entrance fee and address of the one you choose for me. Sentence2: I'm looking for some entertainment related places to go in the centre of Cambridge. Sentence3: Okay. How about a boat anywhere in town? Sentence4: I will choose for you the Cambridge punter, their phone number is 07807718591, they are found on 251a Chesterton road, they don't have an entrance fee. Sentence5: There are two boats in the centre, scudamores punting co and the cambridge punter. Would you like more information? Sentence6: I was unable to find any entertainment in the centre. Question: Who has spoken the sentence 1? (A) User (B) System

A: Answer: (B) System
****
Q: Sentence1: That would be great. Can you book a table for 3 at 11:45 on Friday? Sentence2: I have Restaurant One Seven located in Centre, phone number is 01223337766. Would you like for me to make a reservation for you? Sentence3: Thanks. That's everything for today. Sentence4: You're very welcome. Good day. Sentence5: thank you for using our system. Sentence6: All right, I've got you booked for Friday at 11:45 for 3 people. Would you like the reference number? Sentence7: Can you help me find Restaurant One Seven? Sentence8: Yes please, can I have the number? Sentence9: Thank you. Goodbye. Sentence10: Certainly, your Reference number is : EWOFBMJ3 . Question: Who has spoken the sentence 7? (A) User (B) System

A:
Answer: (B) System
****