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

Sentence1: There's a lot to do in the south. There's a cinema, entertainment, museum, nightclub, park, and theatre. What sounds good to you? Sentence2: Maybe we can do a picnic in the park. Can you tell me about what's available? Sentence3: That sounds great, thank you. I'm also looking on information on trains arriving from cambridge by 15:15. Sentence4: you're welcome. i hope you'll have a wonderful and adventurous picnic. Goodbye Sentence5: How about wandlebury country park that is located in the south park of town? It is also free. Sentence6: No thank you. Sentence7: My pleasure. Can I help you with something else? Sentence8: Your best bet would be the TR3685 which leaves Cambridge on Friday at 13:00 and gets to London Kings Cross at 13:51. Sentence9: Okay and what day would you like to travel? Sentence10: I'm feeling adventurous and would love to get recommendations about places to visit in the South Sentence11: Perfect. Thank you for your help today. Sentence12: I would like to travel to london kings cross on friday. Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System

Sentence1: There are more than one hundred entries that match your requirements. What type of food do you prefer? Sentence2: I'm positive. There are however three hotels that have four stars that have free wifi, if you would like to view those options. Sentence3: A 4 star rating is fine, what do you have for that? Sentence4: The only French restaurant that fits your criteria is called Cote. They do not have any availability for Wednesday at 12:30. Sentence5: My pleasure. Have a great day! Sentence6: Wonderful! That's all I need. Thank you very much for your help! Sentence7: I prefer French Cuisine, can you find somewhere that will take reservations for 3 people at 12:30 on wednesday? Sentence8: Are you sure? I would prefer a 5 star hotel with free wifi. Sentence9: I have two in the west area and one in the centre area. Do you have a preference? Sentence10: Thanks I also need to find a hotel with a 5 star rating. Sentence11: Are there any expensive places to eat in the centre? Sentence12: That was a success. Your reference number is 2GY5ULLL . Sentence13: Can you try for 11:30 and give me a reference number please. Sentence14: The booking for the University Arms Hotel was successful, and your reference number is 414HUS87 . Sentence15: Unfortunately, I do not show any 5 star hotels. Would you like to try a different rating? Sentence16: The one in the centre area is fine. Can you please book it for 3 people, starting on Wednesday for 4 nights and can I please have the reference number? Question: Who has spoken the sentence 11? (A) User (B) System
Answer: (B) System

Sentence1: They both have free parking. I'd recommend the University Arms Hotel in the centre. Can I book this for you? Sentence2: Unfortunately, I don't have any matches in my system. Is there something else I can look for? Sentence3: How about one in the cheap price range? Sentence4: There are several guesthouses in the cheap range all over town. What area do you prefer? Sentence5: Hello, can you give me some information on a train? Sentence6: Yes, I need a 4 star hotel in the expensive price range. Sentence7: Okay, there are several departure times that fit what you're looking for. The earliest is 5:16. Would you like me to book that for you? Sentence8: I plan to go to Cambridge and will be departing from norwich on Saturday and plan to ride a train that should arrive cambridge by 16:00. Sentence9: Train id is TR2602, travel time is 79 minutes and the price is 14.08 pounds. Is there anything else you need? Sentence10: I absolutely can. Where are you looking to go? Sentence11: Can you give me the travel time, departure time and train id for the one arriving closest to 16:00 please? Sentence12: It needs to have free parking. Sentence13: I'm sorry, I actually need a guesthouse. Sentence14: We have huntingdon marriott hotel in the west and university arms hotel in the centre, any preference? Question: Who has spoken the sentence 6? (A) User (B) System
Answer: (A) User