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. 
 customer: Jonathan Lopez here. 
 agent: How can I assist you at this moment? 
 customer: I want to reserve a ticket which is direct for me to travel, can you please help me? 
 agent: Sure, I am happy to help you with that. Can I have your travel dates please? 
 customer: Ok, my dates of journey is from 07/28 to 07/30. 
 agent: Ok, please let me know airport codes too. 
 customer: Sure, my planning for a trip is from MCO to JFK. 
 agent: Please be hold on for a moment and I will check for flight availability. 
 customer: Sure, take your time. 
 agent: Ok, I have found a flight in Frontier airlines with connection 1 and price 200, is it ok for you? 
 customer: I need a direct flight. 
 agent: Ok, I will check with that. 
 customer: Ok. 
 agent: Sorry Lopez, no flight is available you with connection 0. 
 customer: No problem. Thank you for your information. 
 agent: My pleasure. Thank you for choosing us, have a great day.
Solution:
no_flight