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

Ex Input:
Sentence1: Are there any with 2 stars that offer free parking? Sentence2: I want to leave by 01:30. Sentence3: We have serveal entertainment attractions. Would you like to try the funky fun house? Sentence4: I will need a taxi to take me from the Funky Fun house to my hotel. Sentence5: I was able to book a taxi for you from Funky Fun House to Ashley Hotel. It is a white BMW and the contact number is 07616230310. Sentence6: I need it to be moderately priced with a 2 star rating. Are either one of them fit this description? Sentence7: Let's go with Ashley. Book that for 8 people for 3 nights starting from saturday. Sentence8: I'm sorry, there has been a mix up. There are two 2 star hotels available, the Ashley and the Lovell Lodge. They are both hotels and have internet and free parking. Sentence9: Yes I am looking for a hotel on the North side of town. I am not needing parking. Sentence10: The number there is 01223304705 and it's on 8 Mercer's Row. Anything else? Sentence11: I'm looking to go someplace in town. Maybe for entertainment. Do you have any recommendations? Sentence12: I would like one without the internet. Sentence13: Yes, there are two guesthouses available with free parking, one with internet and one without. Do you have a preference? Sentence14: I would be happy to help you get a taxi, what time would you like to leave funky fun house? Sentence15: What's the entrance fee? Sentence16: That sounds funky. Sure. Sentence17: Both hotels are moderately priced, but there are no 2 star ratings. Do you want to try a different rating? Sentence18: There are two guesthouses meeting your requirements. Would you prefer the 3 or 4 star one? Sentence19: Ok, I have booked your reservation at the Ashley hotel for 8 people 3 nights starting Saturday, Your confirmation number is P94ETSL1 . Sentence20: It was my pleasure to assist you. Call us again anytime. Have a good day. Sentence21: okay, that should be all! thank you so much for your assistance! Sentence22: I have no information in my system about their entrance fee. You are welcome to call them and see if they can provide you with that detail. Question: Who has spoken the sentence 6? (A) User (B) System

Ex Output:
Answer: (A) User

Ex Input:
Sentence1: The Hotpot is an expensive Chinese restaurant in that area. Sentence2: Great can I get their phone number as well please? Sentence3: You're quite welcome! Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence4: Would you like to eat Asian Oriental, Chinese, European, or French? Sentence5: No thank you. Have a great day! Sentence6: I am looking for an expensive place to dine in the north. Sentence7: The phone number for the hotpot is 01223366552, would you like me to book you a table? Sentence8: I think Chinese may have caught my attention. Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System

Ex Input:
Sentence1: Do all of them have free parking as well? Sentence2: It's just me. I am arriving Sunday and staying one night. Can you provide the phone number for the restaurant? Sentence3: I am looking for a place to stay. I needs to have moderately priced rooms and reside somewhere in the east part of town. Sentence4: The Rajmahal is fine. You said the phone number is 01223244955? Sentence5: That was a guesthouse, all 3 options are guesthouses. Sentence6: Thanks, you too. Sentence7: There are 3 places that fit your needs. A and B Guest House, Carolina Bed and Breakfast and Warkworth House. Would you like to book with any of these? Sentence8: The number for Rajmahal is 01223244955. Sentence9: My pleasure. Have a good day. Sentence10: Both Warkworth House and Carolina Bed and Breakfast have parking available. Shall I make a booking? Sentence11: Yes, there are 4 different Indian restaurants in that area. Sentence12: Ok, of those 4 is there one that is moderate priced? Sentence13: Curry Prince and Rajmahal are both moderately priced. Which one could you like? Sentence14: Do any of those places have free wifi? Sentence15: No, thank you, you've been a great help. Sentence16: Yes, that's the correct number for the restaurant. Is there anything else I can do for you? Sentence17: Is there one with free parking? Sentence18: All three have WiFi. Can I book one for you? Sentence19: Can you please book a one bedroom at Warkwoth house and I also am looking for a restaurant that serves indian food in the same area. Sentence20: Yes, warkworth, has free parking! Sentence21: Before we make your restaurant reservation, let's take care of the hotel. What day are you arriving, how many nights are you staying, and how many people? Sentence22: One person on Sunday at 17:00 please. Sentence23: You are welcome, goodbye! Sentence24: What date, number of days, and number of people would you like to book at Warkworth house? Sentence25: Are there any Indian restaurants around that hotel? Sentence26: I apologize. I seem to be a bit ahead of myself today. What kind of hotel was the Warkworth house? Question: Who has spoken the sentence 11? (A) User (B) System

Ex Output:
Answer: (B) System