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. I am John Clark. 
 agent: Hello, how may I help you today? 
 customer: I want to book a flight ticket from TX-DFW to FL-MCO, can you help me with booking please? 
 agent: Sure, I am here to help you. 
 customer: Thank you. 
 agent: When you are willing to travel? 
 customer: I am willing to travel on dates 10/29 and 10/31. 
 agent: Do you have any specifications? 
 customer: I need a connecting flight. 
 agent: OK, please wait for some time. 
 customer: Ok. 
 agent: Thanks for waiting, we found connecting flight 1010 in AA airline with fare of 100. Shall I proceed to book? 
 customer: Please proceed with booking. 
 agent: Your ticket has been booked. 
 customer: Thank you. 
 agent: Thank you for reaching us.
Solution:
book