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

Input: Consider Input: Sentence1: ok thank you so much Sentence2: Yes, can you provide me the travel time and the price as well? Sentence3: I would be happy to book that for you. Are you travelling alone? Sentence4: That is all I need today thank you for your help. Sentence5: TR0721 departs at 11:50. Would you like me to book it for you? Sentence6: Absolutely! I have 70 trains going from cambridge to ely. Do you have a departure and/or arrival time? Sentence7: The address is the grafton centre, east road. Unfortunately, there isn't an entrance fee listed. Would you like information on an alternate attraction? Sentence8: I am looking for places to go in town located in the centre of town. Sentence9: There is the Vue Cinema downtown. If that interests you, their phone number is 08712240240. Sentence10: No that's okay. However, I am also looking for a train from Cambridge to Ely, could you help me find one? Sentence11: You're welcome, have a great day. Sentence12: Price is 3.52 pounds. Duration is 17 minutes. Sentence13: Yes, i would like to leave Saturday after 11:30 Sentence14: What is the entrance fee and the address? Question: Who has spoken the sentence 8? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: Eraina is in the centre of town located at Free School Lane City Centre. Their number is 01223 368786. Is there anything else I can do for you? Sentence2: Eraina in the centre is an expensive european restaurant. Would you like further information? Sentence3: what is the price range ? Sentence4: European food? Sentence5: Please recommend me an expensive restaurant that serves afghan food. Sentence6: They are in the expensive price range. Sentence7: What is the address, phone number, and area? Sentence8: I don't care where it is. Sentence9: Thank you. Good bye. Sentence10: I'm not finding any restaurants that match your request. Would you like to try a different price range or food type? Sentence11: There are four restaurants that serve European food. What part of town would you like? Sentence12: You are welcome, enjoy your stay. Good bye. Sentence13: That'll do. Thank you. Good bye. Sentence14: Thank you, and have a great day! Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: I would like to stay in a guesthouse that has free parking. Sentence2: Could you please recommend one? Sentence3: Yes, I found 5 guesthouses they have moderate price range, free parking, 4 stars and 3 stars.Which one will you prefer? Sentence4: It does not matter but I would need the entrance fee Sentence5: No, that is all I need today. Thank you so much. Sentence6: What area would you like to stay? Sentence7: i need a place to stay. Sentence8: Okay, I recommend the Acorn Guest House. Sentence9: Booking was successful. Reference number is : FTFRIGTY . Can I help with anything else? Sentence10: Okay! Would you like to stay in a hotel, or a guesthouse? Sentence11: Your taxi is booked. Their contact number is 07080927615 and they will be picking you up in a white lexus. Is there anything else I can help you with? Sentence12: I'd recommend Club Salsa. It's in the centre and the entrance fee is 5 pounds. Can I help with anything else? Sentence13: We live in the north so something close by. Sentence14: What area would you like it to be in? Sentence15: I need more information on your price range. Sentence16: Sure, coud you find one in the north? Sentence17: I would like to stay in the moderate price range. Sentence18: Yes! I'm also looking for a nightclub in town Sentence19: There are several 4 star options as well as a 3 star and also a 0 star option. Do you have a preference? Sentence20: I have found 7 guesthouses that meet your specifications and are in the moderate price range. Would you like me to make a recommendation? Sentence21: Thank for using the Cambridge TownInfo centre. Goodbye Sentence22: Ok great. I need a room for 3 people and 4 nights starting from Monday. Sentence23: Whatever is available, please book me for 3 people on 4 night starting monday. Sentence24: Yes I need a taxi leaving the attraction at 21:30. Question: Who has spoken the sentence 2? (A) User (B) System


Output: Answer: (A) User