Detailed Instructions: 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
Q: customer: Hello. 
 agent: Hello, how can I assist you for the day? 
 customer: I am planning my trip to travel New York. Can you please help me in reserving the ticket from JFK to EWR? 
 agent: When you are willing to travel? 
 customer: I would like to travel on Aug 4 and again I will return back on Aug 6. 
 agent: May, I know your good name? 
 customer: Myself Jack Moore. 
 agent: Do you have any connection limit? 
 customer: I am comfort to travel in single connection flight. 
 agent: We found 1006 UA airlines with single connection with price 100. Shall I proceed with the booking? 
 customer: Yes, please go ahead and reserve the ticket. 
 agent: Your, booking has been confirmed. 
 customer: Thank you very much for reserving the ticket. 
 agent: Thank you for reaching us.
A:
book