Definition: 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
Input: customer: Hi. 
 agent: Hello, how can I help you? 
 customer: My name is Anthony Edwards. I would like to travel from ATL to DFW. 
 agent: Ok Edwards, could you please share your preferable dates? 
 customer: The journey dates are from 03/28 to 03/30. Make sure that the price and connection limit should be 500 and 1 respectively. 
 agent: Ok, the JetBlue airlines is available for you with connection 1 and price 100. 
 customer: Sure, you can proceed booking my ticket. 
 agent: Ok, your ticket is confirmed with flight number 1003. Thank you for reaching us. 
 customer: You are welcome. 
 agent: Have a safe journey.
Output:
book