TASK DEFINITION: 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 Larry Campbell. 
 agent: Hello, how can I help you? 
 customer: I want to meet my college friend at San Francisco, SFO. 
 agent: Ok. 
 customer: Can you help me in booking with a connecting flight? 
 agent: Sure, we are mirthful to help you. 
 customer: Thank you. 
 agent: Can you please let me know your journey dates? 
 customer: My travelling dates are from 10/23 to 10/25. 
 agent: What is your take off airport code? 
 customer: I am boarding at Boston, BOS. 
 agent: Please wait a minute, I will search a flight for you. 
 customer: Sure. 
 agent: Thanks for your time. 
 customer: Ok. 
 agent: Unfortunately, there are no flights found on your route. 
 customer: Ok, No problem. Thanks for the information. 
 agent: Thank you for choosing us.

SOLUTION: no_flight

PROBLEM: customer: Hi. 
 agent: Hello. 
 customer: I am Mary Martin. 
 agent: How can I help you? 
 customer: Can you please reserve me a flight ticket from Washington, DC - IAD to Austin, TX - AUS? 
 agent: Sure, I am glad to help you. Could you please share your travelling dates? 
 customer: My trip dates are 04/25 - 04/27. 
 agent: Thank you for waiting, there are no flights found on your preferable dates. 
 customer: Not a problem, thank you. 
 agent: Thank you for choosing us.

SOLUTION: no_flight

PROBLEM: customer: Hi. 
 agent: Hello, could you please tell me for what assistance you approached us? 
 customer: Justin Martin this side, looking for a round to HOU for giving a presentation in my company's another branch. Can you help me with that? 
 agent: Sure, I am glad to help you. 
 customer: Thank you. 
 agent: May I know your preferable travelling dates? 
 customer: Sure, it's 02/05 and 02/07. 
 agent: Ok, please tell me from which location you want to travel. 
 customer: I want to travel HOU. 
 agent: Sorry, no flights found as per your request. 
 customer: Ok, not an issue. Thank you for your time. 
 agent: Thank you for choosing us. 
 customer: Welcome.

SOLUTION:
no_flight