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, I am George Edwards. 
 agent: Hello, how can I be your helping hand? 
 customer: I am planning to attend my sister wedding can you please help me in booking a flight ticket? 
 agent: Shall I know your boarding point? 
 customer: My airport codes are from Charlotte, CLT To Chicago ORD. 
 agent: Please help me with your travelling dates. 
 customer: My travelling dates are from 04/29 To 05/01. 
 agent: Are you having any preference to meet? 
 customer: I need a direct flight. 
 agent: Ok, we have a connecting flight with your information. 
 customer: No, I need a direct flight. 
 agent: Fine, thank you for connecting us. 
 customer: Thank you.
Solution:
no_reservation