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

Sentence1: Yes, I can! When and what time would you like to go? Also how many people is the reservation for? Sentence2: The address for Christ's College is Saint Andrew's Street. Sentence3: Great. Thank you for your help. Sentence4: Thank you. Will the taxi arrive at the restaurant by 16:00? Sentence5: Is there an entrance fee for the college? Sentence6: It has been booked the reference number is E8J6X7ZH the table will be reserved for 15 minutes. Sentence7: I've booked your taxi! A Grey Volkswagen will you pick you up and take you to the restaurant. The contact number is 07776457787. Can I help you with anything else? Sentence8: Yes, the taxi is due to arrive at 16:00. Sentence9: There are 13 colleges to visit in the centre. Are you interested in visiting christs college? Sentence10: I need to book a table for 7 people at 16:00 on Tuesday. Sentence11: Great. I'm looking for Midsummer House Restaurant also. Can you help me book it? Sentence12: There is no entrance fee for Christ's College. Sentence13: It's my pleasure. Let me know if you ever need anything else. Sentence14: Sounds great. What is the address? Sentence15: Hi! Can you tell me a little bit about the colleges that are in the center of town? Sentence16: I also need a taxi between both places to arrive by the booked time Question: Who has spoken the sentence 10? (A) User (B) System
Answer: (A) User

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
Answer: (A) User

Sentence1: The address for Castle galleries is Unit SU43, Grande Arcade, Saint Andrews Street. Sentence2: Yes, I would like to head to and from the attraction. Sentence3: Let us know if you need further help. Good bye. Sentence4: Alright, I have a red skoda scheduled to pick you up. The contact number is 07634294072. Can I help you with anything else? Sentence5: Hi, I am looking for a hotel called the Acorn Guest House. Could I get the address? Sentence6: And how many nights would you like to stay? Sentence7: Nope that should do it. Thanks much, goodbye! Sentence8: Will you be heading to the hotel? Sentence9: Acorn Guest House is located at 154 Chesterton Road, cb41da. It's a 4-star guesthouse in the north. Sentence10: Great. I need to make a reservation starting on Saturday. Sentence11: Great. I would like a taxi to pick me up there at 21:00. Sentence12: 6 people and 5 nights starting from saturday. Sentence13: 5 nights starting from saturday. Sentence14: And how many people will be staying? Sentence15: Your reservation for 5 people at the acorn guest house this saturday for 6 days 5 nights was successful. Your Reference number is : ME1D0S58 . Sentence16: Thanks so much. Can you tell me the address for a place called Castle Galleries? Question: Who has spoken the sentence 8? (A) User (B) System
Answer: (A) User