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

[EX Q]: customer: Hello. 
 agent: Hello, how may I help you? 
 customer: I already have an reservation to attend a meeting, due to some problems meeting place has been changed. So I need a few changes in my reservation, Can you please help me in this? 
 agent: Sure, I will help you. May I know your name please? 
 customer: Myself Robert Edwards. 
 agent: Ok, please wait for a while. 
 customer: Ok. 
 agent: Sorry Robert, there is no active reservation found with your name in our records. 
 customer: It's ok, thank you. 
 agent: Most welcome.
[EX A]: no_reservation

[EX Q]: customer: Hi. 
 agent: Hello. 
 customer: Myself Elizabeth Lopez. 
 agent: What service that you are looking from our agency? 
 customer: There is a urgent business meeting at Houston. Can you please help me in booking the ticket from IAD to HOU? 
 agent: Sure, I am oblige to help you with that. Can you please provide your preferable dates of travelling? 
 customer: I will take-off 03/21 and again I will be return back on 03/23. 
 agent: Please wait a moment to check the flights availability in your route. 
 customer: Sure. 
 agent: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 is provided by JetBlue airlines. Shall I proceed with this? 
 customer: Yes, please proceed with that. 
 agent: Ok, your ticket has been confirmed in flight number 1000. 
 customer: Thank you very much for reserving the ticket. 
 agent: Thank you for reaching us, hope you have a great journey.
[EX A]: book

[EX Q]: customer: Hello. 
 agent: Hello, how best can I guide you for the day? 
 customer: I need you to cancel my recently booked flight ticket. 
 agent: Sure, please hold a moment. 
 customer: Ok, I will. 
 agent: We need your good name to check the reservation. 
 customer: Ok, my name is Deborah Robinson. 
 agent: Thank you for sharing your good name, we found a reservation on your name and it has been cancelled. 
 customer: Great! Thanks for your help. 
 agent: Thank you.
[EX A]:
cancel