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, I am Jerry Garcia. 
 agent: Hello, how can I aid you today? 
 customer: I want to book a flight ticket to attend Charlotte International Auto Show in Charlotte, CLT. Can you please make a reservation connected flight ? 
 agent: Sure, may I know your source airport? 
 customer: My source point is Houston, IAH. 
 agent: Please share your journey dates. 
 customer: My journey dates on 10/14 and 10/16. 
 agent: Ok, please wait for a moment. 
 customer: Sure. 
 agent: I found a Delta airline, flight number: 1006, price: 100 with one connection. 
 customer: Ok, proceed with this airlines. 
 agent: Your flight ticket has been confirmed. 
 customer: Thank you for your service. 
 agent: Thank you.
A:
book