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: Hi,. 
 agent: Hello, how can I assist you? 
 customer: I will be travelling from Atlanta, GA-ATL to Boston, MA-BOS as there is festival celebration. My travelling dates are from 05/03 to 05/05. 
 agent: Ok, can you share me your connection limit with price limit? 
 customer: Connection limit is 1 with price limit 200. Connection limit is 1 with price limit 200. 
 agent: Ok, wait for a while. Thanks for waiting we are found Spirit airline with number 1010. Shall I proceed for booking a flight ticket? 
 customer: I'm Shirley Wilson. Is the flight with connection 1 and price limit 200. 
 agent: One connection limit with the price of 100. 
 customer: Please proceed with flight booking. 
 agent: Your ticket has been booked. 
 customer: Thanks for the help.
Solution:
book