Q: 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 may I guide you at this moment? 
 customer: Can you please make me a reservation of flight ticket which travel from AUS to EWR? 
 agent: Sure, I am here to help you in booking. But for further process, I need your journey dates. Can you please provide it? 
 customer: Sure, my preferable travelling dates are from Jan 13 to Jan 15. 
 agent: Ok, let me know your connection limit. 
 customer: I would like to prefer connecting flight for my trip. 
 agent: Do you have any class preference for your journey? 
 customer: I am comfortable with any class. 
 agent: May I know your airline preference, please? 
 customer: I don't have airline preference for my journey. 
 agent: Please, provide me your departure and arrival timings. 
 customer: I am flexible to travel at any time. 
 agent: May I know your name for documentation purpose? 
 customer: Sure, myself Carol White. 
 agent: Ok, please wait for a moment. 
 customer: Sure, take your time. 
 agent: Spirit airlines is providing you the connecting flight in economy class and with a price of 100. Shall I reserve it? 
 customer: Ok, please proceed with booking. 
 agent: Your ticket has been reserved with the flight 1000, which departs at 18:00 and arrives at 16:00. 
 customer: Thank you for your help. 
 agent: Thank you for reaching us, have a good day.
A:
book