instruction:
In this task, you are given a conversation between a flight agent and the customer. You are given 4 options and you need to select the goal of the conversation. It is provided as part of customer's context, which has to be one of the following: `book`: Make a new reservation, `cancel`: Cancel an existing reservation, `no_flight`: No flight found for the customer's preference, `no_reservation`: No reservation / No change / No cancellation was made in the conversation, mostly enquiring details
question:
customer: Hi. 
 agent: Hello. How can I assist you? 
 customer: I am Edward Nelson. I want to change my existing reservation? Can you help me out? 
 agent: Sure, Edward. Please wait a minute. 
 customer: Sure. 
 agent: Edward, there is no reservation available with your details. 
 customer: Oh! that's fine. 
 agent: Thank you for contacting us. 
 customer: Thank you for your search.
answer:
no_reservation


question:
customer: Hello. 
 agent: Hello. How can I help you today? 
 customer: I am looking for a flight which will be travelling from Denver to EWR. Can you please help me in this? 
 agent: Sure, I am gleeful to help you with that. May I know your travelling dates, please? 
 customer: My travel dates are from Oct 24 to Oct 26. 
 agent: Can I know your connection limit? 
 customer: I am fine comfortable with minimum 1 connection limit. 
 agent: Do you have any class preference? 
 customer: No that's it, thank you. 
 agent: Is there any other requirements regarding on your journey? 
 customer: No. 
 agent: There is a connecting flight-1000 available in Jet Blue Airlines with a fare of 100. Shall I book it? 
 customer: Please proceed my booking with my name of David Thompson. 
 agent: David Thompson, your booking is done in economy class. 
 customer: Thank you so much.
answer:
book


question:
customer: Hi. 
 agent: Hello, how can I aid you for today? 
 customer: I want to book a flight ticket, can you find a flight for me with booking ticket in the morning from my return time? 
 agent: I am here to help you about that. Can you please provide your planned dates of journey? 
 customer: Ok, my journey dates are from Nov 23 to 25. 
 agent: Can you please let me know your respective location codes of journey? 
 customer: Sure, my locations are from LGA to LAX. 
 agent: Do you need a connecting flight for your journey? 
 customer: I need a connecting flight. 
 agent: Do you have any other requirement for your journey? 
 customer: No. 
 agent: Can you please let me know your name for further proceeding? 
 customer: Sure, I am Nancy Williams. 
 agent: As per your intents, I have found a connecting flight to your region on your planned dates of journey which departures in the morning having a ticket fare of 600 by United Airlines. Shall I proceed with the booking? 
 customer: Yes, please. 
 agent: I have booked your flight ticket with the flight 1024 in a business class. 
 customer: Thanks for your help. 
 agent: You are welcome, thank you for reaching us.
answer:
book