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

Sentence1: I'm going to saint johns chop house. Sentence2: What is your destination? Sentence3: The contact number is 07727071722. Is there anything else I can help you with? Sentence4: I can help you with that. When do you need to leave? Sentence5: No that is all Thank you goodbye. Sentence6: I need the contact number please. Sentence7: Your taxi is booked. Look for a yellow Volkswagen. Sentence8: Please call us anytime. Good Bye. Sentence9: I need to get a taxi out of holy trinity church. Sentence10: I need to arrive at the chop house by 22:30. Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User

Sentence1: The autumn house is a cheap guesthouse located in postcode cb58rs. The phone number is: 01223575122. Are you sure I can't help you with a reservation? Sentence2: I am unable to book you for that time. Would you like a different day? Sentence3: There are 7. Would you like to stay in a guesthouse, or a hotel? Sentence4: No thanks. I just need the price range, postcode and phone number. Sentence5: Awesome, thanks for your patience and thank you or visiting cambridge. Sentence6: I am a big fan of British food. Do you have an expensive one in the east? Sentence7: Monday just became available so I booked it before someone else does. Let me know if that won't work for you. The table will be reserved for 15 minutes. Reference number is : CAMFOFY8 Sentence8: are there any expensive restaurants? Sentence9: I need to find a place to sleep on the east side, it doesnt matter is the parking is free or not. Sentence10: How about 12:00? Sentence11: Could you try Wednesday? Sentence12: That isn't available either. Would like to try a different time of day? Sentence13: I'd recommend the Autumn House. It's a guesthouse in the east. Would you like to book a room? Sentence14: Yes the are some in the East,what type of food do you like ? Sentence15: Great!! Thank you so much. That's all I need today. Sentence16: I think a guesthouse would be more personal. Sentence17: there are no russian restaurant in the east Sentence18: The Grafton Hotel Restaurant is a British restaurant in the East area, would you like me to book it for you? Sentence19: No thank you. Could you tell me about Russian restaurants in the east? Sentence20: Yes please book it for Monday at 12:00 for 4 people please. Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User

Sentence1: I'm afraid not. Could you like to try any other food type or price range? Sentence2: There is one option. It is riverboat georgina. Can I help you further today? Sentence3: That is all. Thank you for your help. Sentence4: Please tell me the postcode Sentence5: I would suggest hakka Sentence6: Could you look for something Chinese with the same criteria? Sentence7: I have a table for 8 people on Thursday at 12:00, your reference number in PBGQ796L . Can I help with anything else? Sentence8: Could you tell me if Cambridge has any expensive Austrian restaurants? Sentence9: I'm sorry but I'm not able to find anything that matches those specifications. Would you like to try another type of food? Sentence10: Are you sure there's no expensive Austrian food in the north? It's what I'm really set on. Sentence11: I am also looking for a boat in the North of town. Sentence12: That sounds good - can you book a table for 8 at 12:00 on Thursday, please? Sentence13: Sure thing. The postcode is cb43ax. Is there anything else I can assist you with? Sentence14: You are most welcome. Enjoy your day! Question: Who has spoken the sentence 12? (A) User (B) System

Answer: (A) User