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

Ex Input:
Sentence1: That will work. What is the price and arrival time for that? Sentence2: Where would you like to travel from and to? Sentence3: Sure, I have 7 trains that would work. The closest to your requested time is the TR5110 that leaves at 20:34. Sentence4: That will cost you 16.50 pounds and you will arrive by 21:24. Sentence5: Certainly. Home from Home is a guesthouse on the north end of the city. It offers free internet and parking and is moderately priced. Would you like to book a room? Sentence6: The train should depart from cambridge and travel to peterborough. Sentence7: You too. Goodbye. Sentence8: I would like to book a train that is running on Tuesday and departs anytime after 20:15, can you help me with that? Sentence9: Thank you have a nice day. Sentence10: Your booking was successfull! Reference number is I5VKNKJ3 Sentence11: That is great. I also want to know about a hotel called home from home. Can you find it for me. Sentence12: Yes. I would like to book for 8 people for 3 nights starting from Saturday. Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Alright. I booked your train leaving Cambridge at 19:34 and arriving in Peterborough at 20:24. The reference number is A8T38EJZ . Sentence2: Cityroomz is a moderately priced hotel with internet. Would that work for you? Sentence3: What day are you traveling, and to which station? Sentence4: Thanks, have a good day. Sentence5: You, too. Goodbye. Sentence6: Okay. Call us back if you need me to book anything for you. Sentence7: Yes that will work. Can I get the hotel's phone number? Sentence8: We have 30 such entries. Do you have a time you'd like to leave by? Sentence9: Sure thing, their number is 01223304050. Is there anything else I can help you with today? Sentence10: Any time is fine as long as I can book for four people. I also need the reference number, please. Sentence11: I'll be traveling on wednesday, and I will be go to peterborough. Sentence12: There are 9 different hotels that have free wifi that aren't guesthouses, do you have a price range in mind? Sentence13: No particular price range but I would like it to be in the centre. Sentence14: Thanks. I'm also looking for a hotel (not a guesthouse) with free wifi. Sentence15: No, that will be all, thank you for your help! Sentence16: I need a train departing from cambridge and arriving by 20:45. Question: Who has spoken the sentence 14? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: i also need taxi service to get me from bridge guest house to the art museum. i want to leave the hotel by 14:15. Sentence2: Sure, the phone number for the Bridge Guest House is 01223247942. Can I help you with anything else today? Sentence3: Yes, free wifi and parking. Can I book it for you? Sentence4: just any that is inn the same area as the hotel Sentence5: I am also interested in finding something fun to do in the south. Are there any "must see" attractions you suggest? Sentence6: There are several attractions in the south. There are a couple nice parks, a theatre, a museum and a nightclub. Which type would you like to visit? Sentence7: No thank you that is all I need. Sentence8: No I prefer to go with the moderately priced guesthouse, does it have free wifi? Sentence9: The cost of the Byard Art Museum is free to get into, the phone number is 01223464646 and the address is 14 king's parade. Sentence10: Okay, I have a grey honda booked to pick you up at 14:15. The contact number is 07602309697. Can I help with anything else? Sentence11: I'm glad I was able to help you. Thanks for using our service have a nice day. Sentence12: Ok, how about the byard art museum? It has free admission. Sentence13: Not at this time but can you give me the phone number, please? Sentence14: I have a moderately priced guesthouse and a relatively expensive hotel, both rated at 3 stars, both with free parking and internet. Want to flip a coin? Sentence15: Sure. Can I have the phone number and address, and also how much it will cost? Sentence16: Hi there! I'm looking for a 3-star place to say in the south area of town. Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:

Answer: (B) System