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

Sentence1: I'm looking for a nice Italian restaurant. Nothing too expensive...like mid range? Sentence2: Nope, I think that will do it. Thank you so much! Sentence3: Okay, I have booked you at Pizza Express with reference number NK86VOJY . May I help with anything else? Sentence4: I don't care about the area. Could you book a table for 5 at 12:30 on Sunday? Sentence5: I have listing for 5 different ones,can I get what area you are looking for? Sentence6: You are welcome. Have a good day. Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User

Sentence1: Yes, please. Could you book that for five people as well? Sentence2: The Gonville Hotel is rated 3 stars. There is free internet and parking. It is located at Gonville Place and their phone number is 01223366611. Sentence3: Booking was successful. Reference number is : 5C9C9Y4I . now i can help you book a train Sentence4: Thank you. That is all I need today. Sentence5: I have train TR8860 and leaves at 5:50 and arrives at 6:07. Would you like reservations? Sentence6: My companion and I will arrive on Monday, staying for 5 nights, could you provide me with the reference number? We will need to book a train as well. Sentence7: I would like some information on the gonville hotel Sentence8: Excellent. Could you book it for myself and my partner? Sentence9: Booking was successful, the total fee is 17.6 GBP payable at the station .Reference number is : THCMI67T . Sentence10: enjoy your time with us in Cambridge, enjoy! Sentence11: Sure. Can you confirm when you will be arriving and for how many nights you will be staying? Sentence12: uh why yes you are very perceptive. depart cambridge arrive by 9:45 leaves on sat going to ely Question: Who has spoken the sentence 7? (A) User (B) System
Answer: (B) System

Sentence1: Alright, all I need the travel time and that should be all, thanks! Sentence2: I'm looking for a cheap hotel, please. Sentence3: The best match for your time is the train TR6517 which leaves at 11:35. Do you want me to book it for you? Sentence4: How about the Allenbell? Sentence5: Is this train going to Ely or departing Ely? I believe I made a mistake is saying going to Ely when I should be departing Ely arriving in Cambridge. Sentence6: I am looking for a hotel with a 4 star rating and free parking Sentence7: There are 8 hotels that meet your needs. Would you like to narrow it down by area? Sentence8: What type of hotel are you looking for? We have 19 with free parking and rated 4 star. Sentence9: The Allenbell is located at 517a coldham lane, and their postcode is cb13js. The phone number is 01223210353. Is there anything else I can do for you today? Sentence10: Doesn't matter where in Cambridge. Sentence11: Perfect! what's the phone number, postcode, and address for that place? Sentence12: That is departing ely and arriving in cambridge Sentence13: The travel time is 17 minutes. Thank you for allowing me to assist you! Sentence14: Yes, I need a train to Ely from Cambridge on Sunday, leaving at 11:30. Question: Who has spoken the sentence 5? (A) User (B) System

Answer: (B) System