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

[EX Q]: Sentence1: No thank you. You have helped tremendously. Sentence2: What is the address and postcode, please? Sentence3: Can you help me? I was in a car accident dispute. Sentence4: The Parkside Police Station's phone number is 01223358966 Sentence5: you are welcome Sentence6: The address is Parkside and the postcode is CB11JG. Can I help you with anything else? Question: Who has spoken the sentence 2? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: There are several hotels of that nature. What is your price range? Sentence2: Hotel allenbell is what I found that is cheap and has parking. Sentence3: You're welcome. Have a great day. Goodbye. Sentence4: Could you get the postcode for Hotel Allenbell for me? Sentence5: Yes, please reserve the room. Sentence6: I am also looking for a place to stay in the east that includes free wifi. Sentence7: Actually, on second thought. I should book it later. But, can you book me a taxi from Allenbell to J Restaurant. I need to be there by 13:15. Sentence8: Thanks, I think that's all I need. Could you just confirm whether the Allenbell is a Hotel or a Guest House? Sentence9: Absolutely, your reservation's been made. Your reference number is YAHBIZR5 . Can I help you with something else? Sentence10: J restaurant is an asian oriental restaurant in the centre of town. It is cheap and located at 86 Regent Street City Centre. Sentence11: Hello I am looking for a restaurant called J restaurant Sentence12: Allenbell is a guesthouse. Sentence13: That sounds great. Can you reserve a table for 2 for Sunday at 13:15? Sentence14: What day will you be checking in, and how many will you stay for? I assume it is for 2 people? Sentence15: Thank you. That will be everything today. Goodbye. Sentence16: The postcode is cb13js. Would you like to get a room reserved? Sentence17: Your taxi was booked! The car type will be blue ford and the contact number is 07646890093. Sentence18: I'm looking for something cheap with free parking. Question: Who has spoken the sentence 8? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: What day do you want to travel? Sentence2: Yes, for 7 people. We want to check in on Friday and stay for two nights. Sentence3: No, I'm flexible on the area but I would really like them to offer both free parking and free wifi. Sentence4: Booking was successful, the total fee is 123.2 GBP payable at the station . Reference number is : 09J2HO3T . Is there anything more I can assist you with? Sentence5: We do have TR8151 that leaves Norwich at 12:16 and arrives in Cambridge at 13:35. Would this work for you? Sentence6: I couldn't get you that length of stay at the Acorn. Would you like to try a shorter stay or a different guesthouse? Sentence7: Thank you kind person for helping me! Sentence8: The same day as my hotel booking, please. Sentence9: No, that will be all, thank you. Sentence10: Yes, that's perfect. Please book for the same day, Friday, and the same number of people, 7. Sentence11: I am looking for a guesthouse in Cambridge in a moderate price range. Can you help? Sentence12: How about 1 night? Sentence13: I also need a train leaving from norwich arriving at in Cambride by 13:45 Sentence14: Thanks for using our system! Sentence15: I am sorry but there are no trains available at that time. Would you like to try another day or time? Sentence16: Do you need anything else? Sentence17: Yes, there are several guest houses available, do you have a specific area you'd like to stay at? Sentence18: They were able to accommodate you for one night. Your reference number is PG2V8WLA . Sentence19: I would definitely recommend the acorn guest house. Would you like a reservation? Sentence20: Yes please. Please recommend my best option. An earlier time would be fine. Question: Who has spoken the sentence 19? (A) User (B) System
[EX A]:
Answer: (B) System