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 serve you at this moment? 
 customer: Myself Kenneth Parker, I have to attend my friend marriage at Charlotte. Can you please help me in reserving the ticket from MCO to CLT? 
 agent: Sure, I will help you. Please send your travelling dates. 
 customer: I am willing to leave on Oct 02 and again I will rertrieve on Oct 04. 
 agent: Do you have any limitations? 
 customer: I mostly prefer for single connection. Can you please check for this? 
 agent: There is a direct flight available with AA airline, shall I book it? 
 customer: Yes, please go ahead and reserve the ticket. 
 agent: Your booking is done with flight number 1026. Happy journey. 
 customer: Thank you very much for reserving the ticket. 
 agent: You are welcome, have a nice day.
A:
book