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

[Q]: customer: Hello. 
 agent: Hello, how may I guide you today? 
 customer: I am Stephen Turner, can you assist me to book a flight from DEN to ATL? 
 agent: Sure, could you please share me with your dates of trip? 
 customer: Ok, my travel date is on 01/07 from Denver and return date is on 01/09. 
 agent: Ok, please hold on for a mean while. The flight with the connecting flight of fare 100 has found, shall I book this ticket booking? 
 customer: Ok, please the book. 
 agent: The flight with the Delta airline and flight number is 1009 has been confirmed. 
 customer: Thank you for helping me with the booking. 
 agent: You are welcome and have a happy journey.
[A]: book


[Q]: customer: Hello, I am Brain Scott. 
 agent: Hello, How can I serve you? 
 customer: I want to cancel my recent reservation due to the ongoing tornado at my destination. Can you help me to cancel my recent reservation? 
 agent: Sure, I am mirthful to help you. Ok, wait for a minute. 
 customer: Sure. 
 agent: We found a reservation on your name, Shall I proceed with the cancellation? 
 customer: Ok, proceed. 
 agent: Your reservation has been cancelled. 
 customer: Thank you for your quick response. 
 agent: Thank you for opting us, Have a great day.
[A]: cancel


[Q]: customer: Hello. 
 agent: Hello, how may I help you today? 
 customer: I am Jacob Jones. 
 agent: OK. 
 customer: I would like to board from Seattle, WA-SEA to Detroit, MI-DTW for attending a meeting. Could you please help me with booking a direct flight? 
 agent: Sure, I am here to help you. May I know your travel dates please? 
 customer: Sure, I want to depart on 04/20 and arrive on 04/22. 
 agent: Ok, please wait. 
 customer: Sure. 
 agent: Thanks for waiting, we found connecting flight 1021 in Hawaiian airline with fare of 100. Shall I proceed to book? 
 customer: I need a direct flight, can you please recheck it? 
 agent: Ok. Sorry, there are no flights available with your journey routes. 
 customer: It's Ok, I will choose another alternative to reach my destination. 
 agent: Thank you for reaching us. 
 customer: Thank you for the information.
[A]:
no_flight