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: Hello. 
 agent: Hello. 
 customer: I am Carolyn Mitchell. 
 agent: How may I assist you? 
 customer: Owing to an emergency, I want to cancel my recent reservation. Can you help me out? 
 agent: Please hold on a moment. 
 customer: Ok, take your time. 
 agent: Thanks for your time, there is no reservation found on your name to cancel it. 
 customer: That's ok. Anyways, thank you. 
 agent: Thanks for contacting us.

SOLUTION: no_reservation

PROBLEM: customer: Hi. 
 agent: Hello, how may I aid you? 
 customer: Can you book a connecting flight to Oakland? 
 agent: Sure, could you please provide your willing dates to travel? 
 customer: My travel dates would be from 10/01 to 10/03. 
 agent: Ok, may I know the code of airport to search for the flight? 
 customer: I am planning a business trip and my airport codes are MCO to OAK. 
 agent: Ok, please wait a moment. 
 customer: Sure. 
 agent: Ok, there is a flight 1019 in AA airline matching your details with price 100. Shall I proceed? 
 customer: I am fine with this flight and you can book it. 
 agent: May I know your name to book the ticket? 
 customer: Nicholas Lee here. 
 agent: Ok, your booking is done. 
 customer: Thanks for your help. 
 agent: You are welcome.

SOLUTION: book

PROBLEM: customer: Hi. 
 agent: Hello, how may I help you? 
 customer: I just want to change an existing reservation as my plan to meet my old friend got postpone due to some technical issues. Can you please check the reservation by the name Steven Collins? 
 agent: Sure, we are here to help you. 
 customer: Thank you. 
 agent: Sorry to inform you that there is no active reservation on your given name. 
 customer: That's ok, thank you for your information. 
 agent: Thanks for contacting us.

SOLUTION:
no_reservation