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: Hi. 
 agent: Hello, how can I help you today? 
 customer: Can you please help me in changing my recent reservation? 
 agent: Sure, can I have your name please? 
 customer: Sure, my name is Sharon Parker. 
 agent: Ok, please wait for a while. 
 customer: Sure. 
 agent: Thanks for waiting, there is no active reservation on your given name. 
 customer: Ok, No issues. Thanks you. 
 agent: Thank you for opting us.

SOLUTION: no_reservation

PROBLEM: customer: Hi. 
 agent: Hello. How can I assist you? 
 customer: I am Edward Nelson. I want to change my existing reservation? Can you help me out? 
 agent: Sure, Edward. Please wait a minute. 
 customer: Sure. 
 agent: Edward, there is no reservation available with your details. 
 customer: Oh! that's fine. 
 agent: Thank you for contacting us. 
 customer: Thank you for your search.

SOLUTION: no_reservation

PROBLEM: customer: Hi, I am Jessica Moore. 
 agent: Hello, how may I help you today? 
 customer: I need to travel to Philadelphia PHL to enjoy long trips with friends. Can you make a reservation with fare 200? 
 agent: Sure, when you are willing to travel? 
 customer: Sure, I need to fly on 08/01 and 08/03. 
 agent: May I know your source code please? 
 customer: Sure, my boarding point is Washington IAD. 
 agent: Ok, please wait. 
 customer: Sure. 
 agent: Thanks for waiting, we found connecting flight 1013 in Frontier airline with fare of 100. 
 customer: Please proceed to book. 
 agent: Your ticket has been booked on your name. 
 customer: Thank you for your help. 
 agent: Thank you for reaching us.

SOLUTION:
book