You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
One example: Sentence1:i need a place to dine in the center thats expensive Sentence2: I have several options for you; do you prefer African, Asian, or British food? Sentence3: Any sort of food would be fine, as long as it is a bit expensive. Could I get the phone number for your recommendation?Question: Who has spoken the sentence 2? (A) User (B) System
Solution is here: Answer: (A) User
Explanation: The sentence 1 is said by a user because the intent of it says that the information has to be gathered from the system

Now, solve this: Sentence1: Great, will you need a taxi perhaps? I can also give you information on attractions in the area. Sentence2: you are welcome. enjoy your stay. Sentence3: Perfect! That is all I needed. Sentence4: No, that was all I need, thanks. Goodbye. Sentence5: Done. Look for a white volkswagon and the contact number is 07673977358. Will there be anything else today? Sentence6: All righty, your reservation is set for Sunday, 18:15, for 8 people. Your table will be held for 15 minutes. Your reference number is NUVBZXWY . Sentence7: Yes, please. I will have a party of 8 ready to dine on Sunday at 18:15. Sentence8: Oh yes of course. I need one to arrive at the restaurant by 18:15. Please provide the car type and contact number. Sentence9: I recommend Royal Standard, a gastropub in the east. It's located at 290 Mill Road City Centre. Can I make a reservation for you? Sentence10: I'd prefer an address at this point. Thanks! Sentence11: Home From Home is a 4 star guesthouse with internet and parking in the moderate price range. Would you like their phone number? Sentence12: Okay. Their address is 78-80 Milton Road. Sentence13: Thanks! I'm also looking for an expensive restaurant in the east. Sentence14: I need to know more about a hotel called home from home. Question: Who has spoken the sentence 1? (A) User (B) System
Solution:
Answer: (B) System