Definition: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Great. Thank you very much for your help today. That is all. Sentence2: Can you just pick a hotel for me with 4 stars that have free wifi in the moderate price range. I'll just need to know the area & address. Sentence3: You can book it from the Aylesbray. Sentence4: I have the Aylesbray Lodge Guest House located in the south. The address is 5 Mowbray Road. Is there any other information you need? I can help you with booking a room if you would like. Sentence5: I'd like to check out the sports center. I need to call the venue to find out the cost of tickets to events. Sentence6: Where will you be leaving from? Sentence7: North 154 chesterton road, North 82 arbury road, North 52 gilbert road, South 5 mowbray road, east, 138 perne road Sentence8: Maybe later. I'd love to find a place to go look at architecture in the east. Sentence9: The only sports center in the east is The Cherry Hinton Village Centre. The phone number is 01223576412. Would you like to know the address or postcode? Sentence10: Yes, can I get the postcode and also the entrance fee? Sentence11: I'm looking for a 4 star hotel. Sentence12: I am sorry there are no places to look at architecture in the east. Would you like me to check another area of town? Sentence13: cb19ej and unfortunately i am not sure what the entrance fee is Sentence14: I have booked your taxi and your contact number is 07276055179. Be on the lookout for a white honda. Sentence15: I have 21 4 star hotels, would you like to tell me more about your trip so I can help find the most suitable hotel for you? Sentence16: I need free wifi and would like it to be moderately priced. Thank you. Sentence17: Of these 11, please give me the area and address of all those that offer free parking Sentence18: That's fine. I'd also like to book a taxi to get there, to depart by 20:15. Sentence19: There are 11 hotels and guesthouses that offer free wifi and are moderately priced. Is there a particular part of town that you wish to stay in? Sentence20: Thank you for using this system. Question: Who has spoken the sentence 10? (A) User (B) System
Output:
Answer: (A) User