Teacher: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Teacher: Now, understand the problem? If you are still confused, see the following 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: Answer: (A) User
Reason: 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 instance: Sentence1: I'm sorry, I wasn't thinking clearly. I'm looking for a place in the West. I need free wifi as well, please. Sentence2: Sure. The phone number is 01223314960 and it's located at 98 King Street at CB11LN. Sentence3: I need to book 4 people for 5 nights starting friday please Sentence4: Your booking was successful with a reference number EGRKXU88 . Do you need anything else? Sentence5: No, that is all the help I will need today. Sentence6: There are four places to stay in the west that provide internet. What price range would you prefer? Sentence7: Yes, there are two when will you need the room? Sentence8: I'm sorry, but I wasn't able to book for 5 nights. Would you be able to stay a different day, or for a shorter stay? Sentence9: I don't mind cheap as long as it's still reasonably nice. Sentence10: I recommend Finches Bed & Breakfast. It's cheap, but still 4 stars. Would you like a reservation? Sentence11: Thank you so much for all your help! Sentence12: Okay can you provide me with their address, phone number and postcode please? Sentence13: It was a pleasure assisting you. Have a good evening. Sentence14: I assume you mean the center of town? We have many hotels in Cambridge covering all price ranges. Sentence15: You are very welcome. Can I help you with anything else? Sentence16: Does one of those two have free parking? If so, I'll book it for 4 people for 5 nights starting Friday. Sentence17: Can you try just one night? Sentence18: They both have free parking and internet. Would you prefer cheap or moderate priced? Sentence19: Yes, I'm also looking for a museum in the centre of town. Sentence20: How about the Broughton House Gallery? Sentence21: I don't care about the price range, but do you have one that is a guesthouse? Sentence22: I need a hotel close to downtown Cambridge please. Question: Who has spoken the sentence 16? (A) User (B) System
Student:
Answer: (A) User