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

Q: Sentence1: Let's go with the cheap one. I'll need a table for 7 on Sunday at 12:15 please. Sentence2: Can you try on saturday, 7 people, at 12:15 Sentence3: you're in luck I have two options for you. One is in the cheaper price range, the other is listed as moderately priced. Do you have a preference? Sentence4: Unfortunately the booking was not successful. Sentence5: Yes, you're booked for Saturday with reference number V54FG5X2 . The table will be reserved for 15 minutes. May I help with anything else? Sentence6: Thank you, goodbye! Sentence7: No, that's all I need. Thanks for your help! Sentence8: Yes I would like to find Spanish food in the center of town. Question: Who has spoken the sentence 7? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Right, Saturday, did you have a time you want to leave by? The trains leave every 30 minutes starting at 5:19 Sentence2: No I think that will be it, thank you for your help! Sentence3: Your booking was successful. Reference number is PR8JE3DU and total is 39.59 GBP. Can I help you with anything else today? Sentence4: Saturday from Peterborough to Cambridge for 3 people. I will need the reference number too please. Sentence5: It doesn't matter when I leave, as long as I arrive by 12:45. Sentence6: I wish to arrive before 12:45. Sentence7: There are 38 trains from Peterborough to Cambridge on Saturday, all throughout the day. Can narrow down the time of day you wish to travel? Sentence8: Yes, for the same group of 3 people from before. Sentence9: I am looking for moderately-priced three-star guesthouse in Cambridge. Sentence10: There are four guesthouses that meet your criteria. Do you need internet or parking? Sentence11: I have booked your stay at the alpha-milton guest house. The reference number is HS3MWJ10 Sentence12: I have located one hotel matching your search criteria, the Alpha-Milton Guest House. The phone number is 01223311625. Would you like to make a reservation? Sentence13: Sure. I will need to know how many people you would like to book it for, what day you would like and how many days you would like to stay. Sentence14: TR5538 leaves at 11:48 and will arrive by 12:38. Would you like for me to book this train for you? Sentence15: I'll need the reservation for 3 people starting Saturday for 4 nights. Sentence16: I would like to call them myself please. Thank you. Sentence17: Thank you, I will also need a train from Peterborough to Cambridge on Saturday. Is there anything available? Sentence18: Sure. Is there anything else I can help you with today? Sentence19: Yes please. Can I actually have you book them? I need the reference number as well. Sentence20: There are 14 trains arriving by that time. When would you like to leave? Sentence21: You're welcome. Enjoy your time in Cambridge! Sentence22: It doesn't need to have free parking and I don't care about the internet. Which guesthouse can accommodate for 3 people? Question: Who has spoken the sentence 13? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: I would like it to serve food from the americas. Sentence2: 'Hotel du vin and bistro' and 'galleria' Sentence3: Certainly, can I book your table at hotel du vin and bistro or would you prefer a table at galleria? Sentence4: i have booked you a taxi, red tesla, phone number is 718 850 4433. Sentence5: Thank you have a great day. Sentence6: Do they offer free parking? And can I get the phone number for them please. Sentence7: There are 2. Did you want me to book one of them? Sentence8: Your table has been booked and is reserved for 15 minutes, reference number is M32YYIJN . Can I help you with anything else? Sentence9: Yes, there is free parking at Hamilton Lodge. The phone number is 01223365664. Sentence10: How about european food? Sentence11: Is it possible to arrange a taxi to take me from the hotel to the restaurant by 16:00? Sentence12: I have the information pulled up. What would you like to know about it? Sentence13: I need to book a table for 3 people at 16:00 on friday at galleria Sentence14: I would like to book a table for three on Friday, at 16:00. Sentence15: I'm also looking for a hotel called hamilton lodge. Sentence16: There are many moderately priced restaurants that meet your criteria, what type of food are you looking for? Sentence17: What are the names? Sentence18: Thank you that's all that I needed Sentence19: I am looking for a restaurant in the moderate price range in the centre of town. Sentence20: Unfortunately I could not find any restaurants serving food from the Americas in the moderate price range. Question: Who has spoken the sentence 7? (A) User (B) System

A:
Answer: (B) System
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