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

[Q]: customer: Hello. 
 agent: Hello. How can I help you? 
 customer: I would like to book a ticket from MCO to DEN, can you please help me out? 
 agent: Can I know your travelling dates? 
 customer: I am travelling on these dates April 20th and 22nd. 
 agent: Is there any airline preference? 
 customer: I don't have any preference. 
 agent: Do you have any class preference? 
 customer: I don't have any other preferences. 
 agent: Let me know your name. 
 customer: Janet Phillips here. 
 agent: Connecting flight can be booked with Hawaiian airlines for price 100 having flight number 1000. 
 customer: Ok, you can proceed. 
 agent: Ticket is booked. 
 customer: Thank you for your services. 
 agent: Thank you.
[A]: book


[Q]: customer: Hello. 
 agent: Hello. 
 customer: Edward Young here. 
 agent: How may I assist you today? 
 customer: I would like to visit New York to meet my old friend there, so can you please help me out with booking of a flight ticket? 
 agent: Sure, when would you like to fly? 
 customer: I would like to fly on 08/13 and please book a return ticket on 08/15. 
 agent: Ok, please provide your airport codes that you want to travel. 
 customer: Sure, I want to travel from AUS to JFK. 
 agent: Please give me a moment. 
 customer: Sure, take your time to check. Please ensure that flight should be with single connection. 
 agent: Thank you for waiting. 
 customer: No problem. 
 agent: There is no flights found as per your requested details. 
 customer: Oh! so sad to hear. Anyway, thank you for the information. 
 agent: Welcome, have a great day.
[A]: no_flight


[Q]: customer: Hello. 
 agent: Hello. 
 customer: I am jonathan Miller. 
 agent: How can I assist you? 
 customer: My trip has been cancelled? Could you cancel my reservation? 
 agent: Yes, sure. Give me a moment. 
 customer: Ok. 
 agent: Jonathan Miller there is no reservation as per your name. 
 customer: It's ok. Thank you for your service. 
 agent: Thank you for choosing us.
[A]:
no_reservation