You will be given a definition of a task first, then some input of the task.
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,. 
 agent: Hello, How can I assist you today? 
 customer: I am Katherine Clark. 
 agent: Ok. 
 customer: I want to adopt a boy who is living in Orphanage home at Houston. Can you please book a ticket which is having one connection? 
 agent: Sure, I am glad to help you. 
 customer: Thank you. 
 agent: May I know from where would you like to start and end your journey? 
 customer:  I need to leave from my nearest airport AUS to reach IAH. 
 agent: Please share the travelling dates. 
 customer: I want to travel on 01/12, and need to catch return flight on 01/14. 
 agent: Ok, do you have any other specifications? 
 customer: Make sure to check a flight with in a price limit of 5000. 
 agent: Ok. Based on your request we found a JetBlue plane provided with a connecting flight. Can I proceed to book with flight number 1016? 
 customer: Proceed with the booking. 
 agent: Your ticket has been reserved. 
 customer: Thanks for the help. 
 agent: Thank you.
Output:
book