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
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Question: customer: Hello. 
 agent: Hello, how can I assist you today? 
 customer: Can you help me to book a flight ticket from MCO to LGA? 
 agent: Sure, may I know your planned travel dates? 
 customer: My travel dates are Feb 22 and Feb 24. 
 agent: Do you want connecting flight? 
 customer: I prefer direct flight for this trip. 
 agent: Do you have any other requirements? 
 customer: No, thanks for asking. 
 agent: May I know your name please? 
 customer: I am Christopher Martinez. 
 agent: Sorry, there are no flights found with your given details. 
 customer: No problem, thank you for the information. 
 agent: Thank you for opting us.

Answer: no_flight


Question: customer: Hello. 
 agent: Hello, how may I aid you today? 
 customer: Can you please check for the flights on the route from BOS to DEN? 
 agent: Sure, can you please provide your departure and arrival dates? 
 customer: My journey dates are from Oct 20 to Oct 22. 
 agent: Are you looking for any preferred class? 
 customer: Any class will be ok but my depart time will be in afternoon. 
 agent: Do you have any other specifications to be met? 
 customer: I need 1 connection flight. 
 agent: Kindly mention your name? 
 customer: Myself Mark Phillips. 
 agent: We have found a connected flight of United airlines, flight number-1018 class-economy depart time-afternoon 15:00 PM and fare is 200. 
 customer: Please book it. 
 agent: Sure, your ticket has been booked. 
 customer: Thank you for helping me.

Answer: book


Question: customer: Hello. 
 agent: Hello. How may I assist you today? 
 customer: George Collins here. I jus want to cancel my previous reservation, can you please help me with that? 
 agent: Sure, I am here to help you with that. Ok, wait for a minute. 
 customer: Sure. 
 agent: Sorry to say that, there is no reservation found on your name in our database. 
 customer: No problem, thank you for the information. 
 agent: Thank you for consulting us.

Answer:
no_reservation