Q: 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
customer: Hello. 
 agent: Hello. 
 customer: I am Dennis Hernandez. 
 agent: How may I be your helping hand today? 
 customer: I want to book a direct flight ticket to meet my family friend at New York, EWR. So can you please help me in that booking? 
 agent: Sure, please share your departure and arrival dates? 
 customer: My journey dates are from 10/10 to 10/12. 
 agent: Share you source airport code? 
 customer: Atlanta, GA-ATL is my source airport code. 
 agent: Ok, please wait for few minutes. 
 customer: Sure. 
 agent: There are no flights found on your requested dates. 
 customer: Ok, no worries. 
 agent: Thank you for availing us. 
 customer: Thanks for your information.
A:
no_flight