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

Ex Input:
Sentence1: I have 5 optionsd available,all have WiFi Sentence2: Do you know if any of them offer free wifi? Sentence3: Sure! We have 18 4 star guesthouses, would you like a specific part of town or price range? Sentence4: I'm needing a 4 star guest house today. Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: There's a lot to do in the south. There's a cinema, entertainment, museum, nightclub, park, and theatre. What sounds good to you? Sentence2: Maybe we can do a picnic in the park. Can you tell me about what's available? Sentence3: That sounds great, thank you. I'm also looking on information on trains arriving from cambridge by 15:15. Sentence4: you're welcome. i hope you'll have a wonderful and adventurous picnic. Goodbye Sentence5: How about wandlebury country park that is located in the south park of town? It is also free. Sentence6: No thank you. Sentence7: My pleasure. Can I help you with something else? Sentence8: Your best bet would be the TR3685 which leaves Cambridge on Friday at 13:00 and gets to London Kings Cross at 13:51. Sentence9: Okay and what day would you like to travel? Sentence10: I'm feeling adventurous and would love to get recommendations about places to visit in the South Sentence11: Perfect. Thank you for your help today. Sentence12: I would like to travel to london kings cross on friday. Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Sure, where are you going to? Sentence2: Lets drop entertainment and look up one for the type of college. Sentence3: There are three trains that leave Cambridge after 21:00, would you like me to book one for you? Sentence4: Yes please book the train for me, and I will need the travel time as well. Thank you for your help. Sentence5: I'm going to leicester and need to leave after 21:00. Sentence6: No, that is ok. I appreciate all your help. Sentence7: Find a train that departs from cambridge, leaving on thursday, please. Sentence8: Christ's college, in the centre of town. Number is 01223334900. Address is post code, cb23bu, Saint Andrew's street. No fee to enter. Do you need anything else? Sentence9: I'm looking for a good place for entertainment in the centre. Any recommendations? Sentence10: Any one would be fine, can I just get the address, phone number and postcode? Sentence11: There are 13 colleges in the centre. Do you have one in mind? Sentence12: TR3470 leaves at 21:21 and arrives by 23:06, duration is 105 minutes. I will book it for you if you will tell me how many tickets you need. Sentence13: I hope you got all the information you need. Have a nice day. Good-Bye. Sentence14: Unfortunately there are no places in the centre. Would you like to try another area? Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:

Answer: (B) System