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. 
 customer: I am Mary Brown. 
 agent: How may I assist you? 
 customer: I would like to visit Oakland California temple on Aug 17. Can you help me in booking a flight ticket? 
 agent: Sure, I will help you. May I know your source airport code please? 
 customer: My take off airport code is IAH. 
 agent: Do you have any plans on your return journey? 
 customer: Yes, I intend to return on Aug 19. 
 agent: Do you have any specifications? 
 customer: There should be a lay by in between my journey. 
 agent: Mary Brown, no flights has been found on your planned travel dates. 
 customer: Ok, I will check with another agency. Thank you for the information. 
 agent: Thank you for choosing us.

SOLUTION: no_flight

PROBLEM: customer: Hi. 
 agent: Hello, how may I aid you? 
 customer: Joseph Garcia here. I would like to spend some more days with my family, so please help me in changing my existing reservation. 
 agent: Sure, I am here to help you out. Please allow me a moment. 
 customer: Ok. 
 agent: Sorry  Joseph Garcia, there is no active reservation on your name in our database. 
 customer: That's ok, thank you for your help. 
 agent: Thank you for reaching us.

SOLUTION: no_reservation

PROBLEM: customer: Hi. 
 agent: Hello. How may I help you today? 
 customer: I ma John Parker, want to travel from AUS to LAS. Please help me in booking my ticket. 
 agent: Sure, I will help you with that. Can you please share your preferable journey dates? 
 customer: Sure, my travelling dates are from 08/20 to 08/22. 
 agent: Please wait for a minute. 
 customer: Sure, take your time. 
 agent: I found a ticket for you with price of 100, flight number is 1011 and connection is 1. Is it ok for you? 
 customer: It is ok for me, please proceed with the booking. 
 agent: I confirmed your ticket successfully. 
 customer: Thank you for your help. 
 agent: Thank you for reaching us.

SOLUTION:
no_flight