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

Sentence1: That was helpful! Thank you goodbye. Sentence2: What type of information do you need? Sentence3: I need information to find the huntingdon marriott hotel. Sentence4: You are booked at express by holiday inn cambridge. Reference number: FGSTOTPY . Sentence5: Unfortunately, the booking was unsuccessful. Would you like for me to find another hotel for you? Sentence6: Do you need anything else? Sentence7: I need help finding huntingdon marriott hotel please. Could you book a room for me for 6 people on monday for 5 nights please? Sentence8: I suppose so. Another hotel in the same general price range, if you can. Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System

Sentence1: What day are you travelling? Sentence2: You are very welcome. Enjoy your day too. Bye. Sentence3: I'd like to book 3 tickets on the train arriving at 19:08, please. And would it be possible to have a reference number for the booking? Sentence4: I will need to leave from Cambridge if that's ok Sentence5: I have a train that arrives earlier at 18:08 and one that arrives just before your specified time at 19:08. Sentence6: Sure. Where will you be leaving from? Sentence7: I was wondering if you could help me in finding a train to the airport. Sentence8: OK, you have 3 tickets reserved on TR4447, departing Cambridge at 18:40, arriving Stansted at 19:08. Total fee is 30.29 GBP. Reference #5VRJSMSE . Will that be all today? Sentence9: Yes, it will. Thanks so much. Have a nice day. Sentence10: On Wednesday. I need the train to arrive by 19:15. Question: Who has spoken the sentence 7? (A) User (B) System
Answer: (B) System

Sentence1: Sure we have quite a few. Do you have a price range or area in mind? Sentence2: Hi there. I am hoping you could help me find a british restaurant in town. Sentence3: Yes I am looking for something moderately priced. Sentence4: Yes, the one in the west please. Sentence5: I have you booked at a British place in the center of town. Restaurant One Seven, reference code 5K83E181 . Sentence6: No, unfortunately. Both an hour earlier and an hour later, they're booked. Sentence7: Yes, I would really appreciate that. Can you get me a table for 5 on Sunday at 16:45? Sentence8: Okay, and do you prefer a certain area of town? There are four in the centre and one in the west. Sentence9: I'm afraid they're fully booked for 16:45 Sunday. Perhaps a different time or day? Sentence10: The one in the west is Saint Johns Chop House. Its located at 21-24 Northampton Street. Can I make a reservation for you? Sentence11: What is available in the centre area at 16:45 for a party of 5? Sentence12: Thank you, that is all I need. Bye. Sentence13: Have a great day! Sentence14: Let's try a different restaurant. Sentence15: Is there anything an hour earlier or an hour later on that same day? Sentence16: Sure, when you find something, make the booking and give me the reference number. Question: Who has spoken the sentence 1? (A) User (B) System

Answer: (B) System