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 would like a moderate price hotel in Cambridge. Sentence2: Either one is fine. I need to book it for 5 nights on Wednesday. There are 4 people. Sentence3: I'm not concerned about the area but it doesn't need to include internet. Sentence4: I will work on that and be back with you in a moment. Sentence5: Hi, I am planning a trip and could use some advice on a place to stay. Sentence6: There are two 2 star hotels in the north part of town. Ashley Hotel and Lovell Lodge. Both include free internet and parking. Do you have a preference? Sentence7: Sure. What is your price range and what side of town will you be interested in? Sentence8: I have some moderate priced hotels in the north and center. Do you have a location preference? Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System

Ex Input:
Sentence1: am also looking for places to go in town. The attraction should be in the centre and should be in the type of museum. Sentence2: I am looking for a Sunday train to Bishops Stortford please. Sentence3: The phone number is 01223307402. Sentence4: TR6742 leaves at 17:29 and arrives in bishops stortford at 18:07. Would you like me to book it for you? Sentence5: We have almost 80 attractions to choose from. Did you have something in mind to do? Sentence6: There are several museums in the centre of town. Do you have a preference on the type of art you which to see? Sentence7: What aspects of it would you like me to help you with? Sentence8: No need to book. But, can you please give me the travel time and the price of the ticket? Sentence9: We have 11 different free museums ranging from art to archaeology. I recommend castle galleries at unit su43, grande arcade, saint andrews street. Sentence10: Yes, I am looking for a museum in the centre. Sentence11: The travel time is 38 minutes and the ticket cost is 8.08 pounds. Is there anything else I can help you with? Sentence12: I am planning a trip in Cambridge. Sentence13: The train should leave after 17:15 and should go to bishops stortford. Sentence14: There are several leaving on Sunday. What time would you like to depart? Sentence15: What is the phone number? Sentence16: Yes I am looking for some things to do while I'm in town. Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System