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

Ex Input:
Sentence1: Can you check a swimming pool in the west of the city? Sentence2: Yes, there are no swimming pools located to the west of your city. Thank you, if you need help with anything else, contact us again. Sentence3: No thank you, that's all I needed. Sentence4: I have 3 hotels and 2 guesthouses in town centre. Would you like a cheap price range or expensive? Will you also need parking? Sentence5: Okay! Goodbye! Sentence6: I would prefer a guesthouse, and it does not need to include internet. Sentence7: If you change your mind and need a booking, we'll be here. Thanks for using our service! Sentence8: I'd prefer one in the same part of town as my hotel, are you sure there isn't one? Sentence9: We currently do not have any shown attraction in that area you are looking for. Are there any other further things I could assist with? Sentence10: Goodbye. And feel free to contact us if there's any other information you need, as well. Sentence11: The alexander bed and breakfast is a guesthouse in town centre in the cheap price range with a 4 star rating. Would you like to book a room? Sentence12: I am looking for a place to stay in the centre in Cambridge. Sentence13: I'm not showing a swimming pool in the East, but there are 2 in the North, will that work? Sentence14: I am also looking for an attraction, a swimming pool Question: Who has spoken the sentence 13? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: it is located at Thompsons Lane Fen Ditton and you can reach them at 01223 362525 . Sentence2: La mimosa serves mediterranean food in the centre of town. Would you like their information? Sentence3: You're welcome, goodbye Sentence4: Yes, I'd like the address and phone number please. Sentence5: looking for mediterranean food Sentence6: Thank you! Goodbye. Question: Who has spoken the sentence 4? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Yes, it is 38 minutes of travel and costs 8.08 pounds; would you like to book a ticket? Sentence2: It was all booked, reference number is 44HT5TVB . Sentence3: Yes please. Book it for Saturday for 5 people as well. Sentence4: Price doesn't matter. What is your favorite? Sentence5: Thank you for contacting us and you have a great day. Sentence6: There are a few trains that day depending on when you'd like to depart. How's 9:29 and arriving at 10:07? Sentence7: Thanks! please make a reservation for 5 at 12:45 on saturday. Sentence8: Does that train head to cambridge? Sentence9: I like Curry Prince, its on 451 Newmarket Road Fen Ditton. Sentence10: I have several. I have two options that are moderately priced and two that are expensive. Did you have a preference on price range? Sentence11: Great, thanks! Can you help me with train schedules too? I need to travel on the same day from Bishops Stortford. Sentence12: I'm looking to go to Cambridge and need an indian restaurant in the east. Sentence13: No that is all you done a great job thank you. Sentence14: Booking was successful, the total fee is 40.4 GBP payable at the station. Reference number is : JFGE7RPD . Is there anything else I can help with? Question: Who has spoken the sentence 4? (A) User (B) System

Ex Output:

Answer: (A) User