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 may I assist you now? 
 customer: Can you please help me in reserving a flight ticket to SEA from LGA? 
 agent: May I know your journey dates please? 
 customer: My journey dates are from Jul 04 to Jul 06. 
 agent: May I know your good name? 
 customer: I am Matthew Johnson. 
 agent: May I know your connection limit? 
 customer: I would like to travel in connecting flight. 
 agent: May I know your requirements? 
 customer: I do have any other requirements. 
 agent: I am so sorry to say, there are no flights available for your journey. 
 customer: Ok, no problem. 
 agent: Thank you for reaching us. 
 customer: Thank you.
Solution:
no_flight