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

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: Could I get the reference number please? Sentence2: I have a table for 4 at 12:15 on Saturday at Curry Garden. Is there anything else i can help you with? Sentence3: You are welcome! Enjoy your visit! Sentence4: No that is all I do believe thanks for all of your help Sentence5: I am also looking for an Indian restaurant that is located in the centre? Sentence6: Yes your booking was successful and your reference number is Z7XFCSHU . Sentence7: Yes, can you please book a room for me for 4 people for 5 nights starting on Thursday. Sentence8: there is curry garden as well as eight other options for you. Sentence9: I'm looking to get some info about a hotel called Home from Home Sentence10: Home from Home is located at 78-80 Milton Rd. It's a 4 star hotel in the north part of town. Phone is 01223323555. Sentence11: Curry Garden sounds good, can you book me for 4 people at 12:15 on saturday? Sentence12: Your reference number is XDJE6L0H . Do you need anything else? Question: Who has spoken the sentence 11? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: I'd like to book table at the royal spice for 6 people at 19:45 Tuesday. Sentence2: I was able to book your taxi. You will be in a White Skoda. If you need to contact them, the number is 07145741426. Can I help with anything else? Sentence3: There are many matches to your request. Do you have a preference in area or star rating? Sentence4: I have 11 guesthouse hotels fitting this criteria. Do you have any other preferences? Sentence5: I would prefer a 4 star guesthouse please and I'll need the area and address please. Sentence6: The booking was successful and the table will be reserved for 15 minutes. Your reference number is EQ2EWQ22 . Sentence7: I have no preference for area but I am looking for something with a 4 star rating and moderately priced. Sentence8: I recommend Acorn Guest House in the north. The address is 154 Chesterton Road. Would you like me to book it for you? Sentence9: No, no other preferences. What would you recommend? Sentence10: Ok, can you send me the address and area of Aylesbray lodge? I am also looking for a restaurant called royal spice. Sentence11: Aylesbray Lodge is in the south part of town and the address is 5 mowbray road. Sentence12: No that's all I need. Thank you! Sentence13: Can I book a taxi from Acorn Guest House to Aylesbray Lodge? It needs to get there by 19:45 Tuesday. Sentence14: I'd like a place to say that is a guesthouse type, and includes free wifi. Sentence15: Aylesbray lodge guest house matches your criteria. Would you like me to book that for you? Sentence16: You are welcome. Please let me know if I can be of any other assistance. Enjoy your visit. Sentence17: I prefer something a little more south. Sentence18: There are 11 matches that fit your criteria. Do you have any other preferences? Question: Who has spoken the sentence 7? (A) User (B) System

Ex Output:

Answer: (B) System