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

customer: Hello. I am William Carter. 
 agent: Hello, how may I aid you today? 
 customer: I want to book a ticket from Dallas & Fort Worth, TX - DFW. Can you please help me with book a connection of flight? 
 agent: Sure, let me know your destination airport code? 
 customer: My destination airport code is Atlanta, GA - ATL. 
 agent: When are you planning to travel? 
 customer: I want to fly on 08/17. Return date is 08/19. 
 agent: Thank you for providing your name, there are no flights found with your specifications. 
 customer: Not an issue. 
 agent: Thank you for opting our agency. 
 customer: Thanks for the information.
no_flight

customer: Hello. 
 agent: Hello, how can I assist you for the day? 
 customer: Please change my existing reservation due to some health issues? 
 agent: Sure, I am here to help you. May, I know your good name? 
 customer: Sure, I am Kenneth Hernandez. 
 agent: Sorry, we found no reservation on your given name. 
 customer: Ok, not an issue. Thank you for your information. 
 agent: Thank you for reaching us.
no_reservation

customer: Hi. 
 agent: Hello. How can I help you at this moment? 
 customer: I need to book a flight ticket from AUS to MCO, Can you please help me for booking? 
 agent: May I know on which dates you are willing to travel? 
 customer: I would like to travel on 03/27 to return on 03/29. 
 agent: Do you need any layover in between  journey? 
 customer: I need a connecting flight. 
 agent: Is there any other specifications regarding your journey? 
 customer: No. 
 agent: Can I know your good name? 
 customer: Patrick Wilson here. 
 agent: There is a flight with the price of 100 and one connection limit. Can I proceed to booking? 
 customer: Ok, proceed for booking. 
 agent: Your ticket is booked with the flight- 1011. 
 customer: Thanks for your information. 
 agent: Thank you for reaching us.
book