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

Sentence1: They can be reached by calling 01223358966. Sentence2: Take care. Goodbye. Sentence3: How do I contact the Parkside, Cambridge police station? Sentence4: I'll need to address also. Sentence5: contact the Parkside, Cambridge police station Sentence6: No, thank you. Sentence7: The Parkside Police Station is located in Parkside, Cambridge and the Postcode is CB11JG. Is there anything else I can help you with? Sentence8: Help me, please, I was just the victim of a robbery! I need help right away! Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User

Sentence1: That's all I need for now. thank you very much. Sentence2: Addenbrookes Hospital. The contact number for the paediatric intensive care unit is 01223217715. Sentence3: Can I get the postcode as well? Sentence4: Where's the closest hospital with a paediatric intensive care unit? Sentence5: You are welcome! Have a great day! Sentence6: It looks like the Post Code is CB20QQ. Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System

Sentence1: I don't have any upscale guesthouses available. Is there a different price range I can help you find? Sentence2: Sounds great. I need to be there Saturday and we will be staying 4 nights. Sentence3: How about the Alexander Bed and Breakfast in the centre? It is a cheap guesthouse with free WIFI. Sentence4: I am sorry, there is no availability for those dates. Would you like me to try to find another hotel? Sentence5: Have a great day! Good-Bye. Sentence6: I don't care about the area. All that matters to me is that it has free wifi. Sentence7: I'm looking for an upscale guesthouse. Sentence8: As long as my reservation is for 2 people, we are set. Thank you! Sentence9: Yes let's try another hotel in the same price range. Sentence10: Thank you so much for your help. Sentence11: Thank you so much. I'm sure I will. Sentence12: Okay great. Glad I could be of help. Enjoy your stay. Sentence13: Is there any in the cheap price range then? Sentence14: I was able to get you into the El Shaddai and your reference number is JG24DZVF . Sentence15: Is there anything else that you need today? Sentence16: Your are looking for an upscale guesthouse. I can help you with that. There are a few options, what area would you like? Question: Who has spoken the sentence 7? (A) User (B) System
Answer: (B) System