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
Problem:customer: Hello. 
 agent: Hello, how can I help you today? 
 customer: I am looking for a flight from OAK to ORD, can you help me in booking? 
 agent: Sure, kindly share your travel dates. 
 customer: Sure, my planned travel dates are Nov 24 and Nov 26. 
 agent: Do you have any connection limit? 
 customer: Please look for a direct flight. 
 agent: Is there any other specification? 
 customer: No. 
 agent: Please share your name. 
 customer: Myself Kathleen Carter. 
 agent: Please wait. 
 customer: Sure, I will wait for your response. 
 agent: There is a flight with your requirement, airline is United Airlines with price 200 and direct connection. Shall I proceed with booking? 
 customer: That's fine, please proceed in booking. 
 agent: Your booking is done and flight number is 1004. 
 customer: Thank you for the service. 
 agent: Thanks for reaching us.
Solution:
book