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

[EX Q]: Sentence1: i want to find a hospital in town Sentence2: No, can I get the phone number, address, and postcode? Sentence3: welcome. at your service next time Sentence4: Addenbrookes Hospital is nearby, at Hills Rd, Cambridge. Do you need a particular department? Sentence5: you are always welcome Sentence6: Great, that's all I need today! Thank you! Sentence7: The phone number is 01223245151, The address is Hills Rd, Cambridge. The Postcode is CB20QQ. Sentence8: Thank you for your help. Question: Who has spoken the sentence 6? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: That train departs at 05:29. Sentence2: It appears that the Curry Garden meets your needs! Would you like me to book that for you? Sentence3: There are many options for expensive dining. Sentence4: Yes, please make reservations for 5 people at 16:45 on Monday. Sentence5: Booking was successful. The table will be reserved for 15 minutes. Reference number is : J8918H0X . anything else i can help you with? Sentence6: What day will you travel? Sentence7: Thank you for contacting us and have a nice day. Sentence8: I would like to arrive by 11:00. Could you give me the departure time and train ID? Sentence9: Thank you. That is all that I need. Sentence10: Thanks. I also need a train from Bishops Stortford to Cambridge. Sentence11: Not really, as long as it is open on Monday and has room for 5 people. Sentence12: Is there a departure time? Sentence13: There are a number of expensive Indian options. Is there a specific part of town you were looking for? Sentence14: I will be traveling on Monday. Sentence15: I need a place to eat that is expensive. Sentence16: OKay, is there a certain time you need to leave? Sentence17: Specifically, I would like an Indian restaurant. Sentence18: I can suggest the TR4448 arriving by 06:07. Question: Who has spoken the sentence 3? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: I have two hotels in that category. Both are expensive and have 3 stars each. Both offer free wifi and parking. Do you prefer the south or centre of town? Sentence2: enjoy your stay, bye! Sentence3: fantastic! have a good day I will let you know! Sentence4: Actually my wife says it's better to book it. Can you reserve it for 4 people for 4 nights starting from monday? Sentence5: The hotel is booked and the reference number is H3MWAYDX . Your wife can sleep calm now. Sentence6: Okay. Let us know if you need help booking! Sentence7: Either one is fine. How about the South? Sentence8: I am looking for a 3 star hotel that has free wifi Sentence9: The Lensfield Hotel would be the place then. It's expensive, 3-star rated with free wifi and free parking. Would you like me to book a room for you? Sentence10: No thanks, just getting information. That's all I need. Question: Who has spoken the sentence 3? (A) User (B) System
[EX A]:
Answer: (B) System