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: Hi. 
 agent: Hello. 
 customer: I am Matthew Green. 
 agent: How can I help you now? 
 customer: Please search flights on these routes LAX to JFK? 
 agent: Sure, can you please mention the travelling dates of your journey? 
 customer: I am going to start my journey on 05/01 and I would like to return on 05/03. 
 agent: Ok, please wait for a while. 
 customer: OK. 
 agent: Thank you for waiting, there is a flight 1001 in Delta airline has the price 100 with 1 connection. Can I proceed with this booking? 
 customer: Ok proceed to booking. 
 agent: Your booking is done, have a safe journey. 
 customer: Thank you for booking. 
 agent: Thank you for approaching us, have a nice day.
[A]: book


[Q]: customer: Hello. 
 agent: Hello, how can I help you? 
 customer: This is Jennifer Scott, can you help mew to book a flight ticket from CLT to MSP? 
 agent: May I know your desired travel dates please? 
 customer: I ma travelling from June 06 to June 08. 
 agent: There is a flight with connection limit 1 and fare 100, shall I proceed for booking? 
 customer: Please proceed. 
 agent: Your ticket is booked, flight number 1009. 
 customer: Thank you. 
 agent: Thank you for opting us.
[A]: book


[Q]: customer: Hello, I am Samuel Phillips. 
 agent: Hello, how can I guide you for today? 
 customer: I would like to visit Orlando, MCO to enjoy the Deep sea fishing with my friends. Can you book me a ticket within the range 200? 
 agent: Sure, can you please share on what dates you are willing to travel? 
 customer: /I want to travel on 11/12, and need to catch return flight on 11/14. 
 agent: May I know your nearest source airport code? 
 customer: Source is from Boston, BOS. 
 agent: Sorry, there is no flight available on your requested dates on this route. 
 customer: Ok, no issues. Thanks for the information. 
 agent: Thank you for contacting us, have a nice day.
[A]:
no_flight