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

[EX Q]: Sentence1: Price range doesn't really matter, but I do want a 4-star place with free parking and internet. Sentence2: I have 19 hotels that match that criteria. please be more specific about the area of town where you'd like to stay Sentence3: Do you prefer a formal hotel, or a guesthouse? Sentence4: OK, what price point do you want me to look for? Sentence5: Booking was successful at the alexander bed and breakfast. Reference number is : MDB2AV4K Sentence6: i need a place to stay Sentence7: The area doesn't matter. Please book for 6 people on Saturday with 4 nights stay. Sentence8: Can you give me a suggestion for a hotel and make that reservation please? Thanks. Question: Who has spoken the sentence 4? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: No but I would like the phone number. Sentence2: You're very welcome! Have a great day! Sentence3: We have La Tasca, at 14 - 16 Bridge Street. Would you like a reservation? Sentence4: Awesome. Can you give me some information on local theatres? Sentence5: There are some entertainments available do you want the information? Sentence6: The phone number is 01223464630. Is there anything else I can help you with? Sentence7: I was unable to find any in that area, do you have any other place you'd like to try? Sentence8: That is all, thanks. Sentence9: I'm interested in getting some entertainment later. Sentence10: Can you give me the address, phone number, and entrance fee info for the one in the south? I also need a restaurant that is moderately priced in the centre. Sentence11: Thank you. Can you help me find a moderately-priced Latin American restaurant in the centre? Sentence12: The theatre is called, The Junction. It is located at Clifton Way, cb17gx. The phone number is 01223511511. I'm not sure if there is an entrance fee or not. Sentence13: Actually, let's try another kind of food. How about spanish? Sentence14: There are 5 theatres one in the south and 4 in the centre. Is there an area you prefer? Question: Who has spoken the sentence 10? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: You're welcome. Good-bye. Sentence2: Could you also give me the train ID for that? Sentence3: The train id is TR2636 and it leaves at 19:19. Sentence4: I also need a train to Cambridge that leaves after 19:00. Sentence5: Sure, there are lots of places to go in the centre area. Is there a specific type of attraction you're looking for? Sentence6: Great thank you! That will be all I need. Sentence7: The first train that leaves after 19:00 leaves at 19:19 and should arrive by 20:09 on Tuesday. This would cost 16.50 pounds. Sentence8: No. What would you recommend? Sentence9: Well, I'm in Peterborough and I need to get to Cambridge on Tuesday. Sentence10: You have many options. Where would you be departing from, and what day would you need this for? Sentence11: Their phone number is 01223364222. Sentence12: I'm looking for places to go in the centre of town. Sentence13: Ballare nightclub is a lot of fun. They're at 1 Station Road, and it's 5 GBP to get in. Would you like their phone number? Sentence14: Yes please give me their phone number. Question: Who has spoken the sentence 10? (A) User (B) System
[EX A]:
Answer: (A) User