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, how may I help you? 
 customer: I want to change my reservation, can you help me with that? 
 agent: I can help you, can I know your name? 
 customer: Sure, Deborah Nelson here. 
 agent: Ok, please wait for a while. 
 customer: Sure. 
 agent: Sorry Nelson, there is no active reservation found with your name. 
 customer: Oh, it's very sad to hear from your side. Thanks for the information. 
 agent: My pleasure.

SOLUTION: no_reservation

PROBLEM: customer: Hello. I am William Carter. 
 agent: Hello, how may I aid you today? 
 customer: I want to book a ticket from Dallas & Fort Worth, TX - DFW. Can you please help me with book a connection of flight? 
 agent: Sure, let me know your destination airport code? 
 customer: My destination airport code is Atlanta, GA - ATL. 
 agent: When are you planning to travel? 
 customer: I want to fly on 08/17. Return date is 08/19. 
 agent: Thank you for providing your name, there are no flights found with your specifications. 
 customer: Not an issue. 
 agent: Thank you for opting our agency. 
 customer: Thanks for the information.

SOLUTION: no_flight

PROBLEM: customer: Hi. 
 agent: Hello, how may I render you? 
 customer: I need a connecting flight to attend for a birthday party of my best friend, please help me with booking a ticket. 
 agent: Sure, may I know when are you willing to travel? 
 customer: I want to fly on 11/01 and return would be on 11/09. 
 agent: Kindly mention your airport codes to find a best flight for you. 
 customer: Its from CO-DEN to MSP. 
 agent: Thanks for providing your details. There are no flights at this moment on your requested dates. 
 customer: Fine, thank you. 
 agent: Thank you for picking us. May I know your name? 
 customer: I am Ryan Jackson. 
 agent: Thank you.

SOLUTION:
no_flight