Definition: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: Sure. Reference number is : TJ09LFVD . Can I help you with anything else today? Sentence2: Yes, I'm looking for a college to visit. Sentence3: how about christ's college its in the centre and free admission Sentence4: Thank you good bye. Sentence5: Then the Meze Bar Restaurant is the one for you. Would you like a reservation? Sentence6: I have three Turkish restaurants in the centre of town. Are you looking for a specific price range? Sentence7: Thank you for using our services. Have we met all of your needs today? Sentence8: An expensive restaurant would be nice. Sentence9: Your taxi reservation on a grey Lexus has been completed. You will be picked up at Christ's College and dropped off at Meze Bar Restaurant. The contact number is 07700069470 Sentence10: I'd like to find a Turkish restaurant in the center of town. Sentence11: Thank you so much!, Have a great Day! Sentence12: What time would you like to leave? or arrive by? Sentence13: Could I have the reference number please Sentence14: That's a great suggestion. Thanks. I will also need a taxi between the college and the restaurant, please. Sentence15: the centre around the same area as the restaurant do you have any suggestions? Sentence16: Do you have a part of town you prefer? Sentence17: I just need it to arrive by 12:15 for the reservation. Sentence18: Yes please, can I reserve for 6 people at 12:15 on tuesday? Sentence19: your welcome, have a great day! Sentence20: Your table for 6 has been booked on Tuesday. Can I help you with something else? Question: Who has spoken the sentence 16? (A) User (B) System
Output:
Answer: (A) User