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

Ex Input:
Sentence1: Thanks for handling the restaurant. I will have time to check out the town. Do you have multiple sports in the same area as the restaurant? Sentence2: I need a place to dine that is expensive in the centre. Sentence3: No, that's all I needed. Thanks for your help! Sentence4: Okay, I recommend midsummer house restaurant in Midsummer Common. Would you like a reservation? Sentence5: 01223334860 is the phone number, and entrance is free. Anything else today? Sentence6: Okay, that sounds nice. Can you give me their phone number and tell me their entrance fee? Sentence7: I can help with that. Did you have a price range in mind? Sentence8: Ok, you're all set, the table will be reserved for 15 minutes and your reference number is : 48QP48K1 . Can I help you with anything else? Sentence9: Yes I would love that. I need to make the reservation for 8 people for 16:15 on Thursday. Sentence10: Why don't you try looking for a college in that area instead please Sentence11: No, there aren't any multiple sports places in the centre. Would you like me to check a different part of town? Sentence12: There are 13 colleges in the centre. I recommend downing college. Sentence13: You have a wonderful day and a great trip. Sentence14: Expensive, please. British food. Question: Who has spoken the sentence 10? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: I'm leaving from Cambridge and going to Birmingham New Street. Sentence2: There appear to be hourly trains from 05:01 to 23:01. Do you know what day and time you'd like to travel? Sentence3: You are welcome. Have a great trip. Bye. Sentence4: Wednesday and it should leave after 18:00. Sentence5: Can you also direct me to some attractions in town in the east? Sentence6: Ok, I have booked you 3 seats on that train. Your reference number is MI5RMEHQ . You'll need to pay 225.3 GBP at the station. Anything else I can do? Sentence7: That sounds good. Can you book that for me for 3 people? Sentence8: I'm planning my trip there, but need to find a train for when I depart. Could you help me with that? Sentence9: The TR1766 leaves at 18:01 and arrives at Birmingham new street at 20:44. Would that be OK? Sentence10: The address is 5 greens road and the phone is 01223902168. Is there anything else that i can do for you? Sentence11: That would be perfect. Can you give me the address and the phone number? Sentence12: Sure. From where will you be departing, and what is your destination? Sentence13: No, that is all. Thanks for your help. Sentence14: Of course! There are several attractions in the east. I'd suggest Cambridge Artworks; it's a museum with free entrance. Would that work for you? Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: I found just one. The Cambridge Belfry located on Back Lane, Cambourne. It has a great reputation. Sentence2: Thank you. I still need the address and postcode. Sentence3: I just don't see anything I would be happy to change location or type of food. Sentence4: Their phone number is 01954714600 and address is back lane, cambourne. Sentence5: Hm is there a cheap turkish food restaurant anywhere in cambridge? Sentence6: Ok that will work. I need the address, phone, post code for that. Sentence7: No thanks, that's all for now. Sentence8: Ok! have a great day! Sentence9: Do you have any cheap restaurants in the centre? Sentence10: No there is not. Can I try a different price range? Sentence11: Lots! Any particular cuisine in mind? Sentence12: Can I have the address and postcode? Sentence13: Please check again for a cheap Turkish restaurant in the centre. If not, try Indian food. Sentence14: No, do you have one you recommend? Sentence15: I am looking for a hotel with free parking but wifi isn't a necessity. Sentence16: Their address is 86 Regent Street City Centre postcode cb21dp. Would you like me to book you a table? Sentence17: I have many possibilities for you. Do you have a certain area or price range in mind? Sentence18: Hotel please. Sentence19: It should be in the same price range as the hotel. Sentence20: I would like it to be cheap. Sentence21: i am also looking for a place to dine Sentence22: I have two options for you italian food or vietnamese food. Which would you like? Sentence23: i dont have anything that matches your description. would you like me to try something else? Sentence24: The phone number is 01223307581. Sentence25: Do you have a preference of hotel or guesthouse? Sentence26: Do you want a restaurant near the hotel in the west? Do you have a price range or cuisine in mind? Sentence27: I actually really want some Turkish food. Can you find a place in the centre that is cheap? Sentence28: I would recommend j restaurant. It's an asian oriental restaurant and I hear the food is amazing. Question: Who has spoken the sentence 21? (A) User (B) System

Ex Output:

Answer: (B) System