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: Hello. 
 agent: Hello. How may I aid you? 
 customer: Myself Scott Campbell. Will you help me in booking the flight ticket from DTW to IAH? 
 agent: Yes, please I will help you with flight ticket booking. Ok, now please share your travel dates? 
 customer: Thank you. My travelling dates are 05/22 and 05/24. 
 agent: Thanks for your patience. I have found AA airlines which flies with one connection. Can I book it? 
 customer: Sure, you can proceed with the booking. 
 agent: Yes, I have confirmed your flight ticket with flight number 1001. 
 customer: Thank you for helping me. 
 agent: Thank you.
Output:
book