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 assist you? 
 customer: I am Edward Hernandez, I am willing to have a trip in the month of December in Orlando city for two days. Can you help me with my flight ticket booking from Boston? 
 agent: Sure, may I know your planned travel dates please? 
 customer: Thank you for reacting positively, my planned travel dates are 12/02 and 12/04. 
 agent: Can you please share your source and destination airport codes? 
 customer: Sure, my nearest airports as my source and destination are BOS and MCO respectively. 
 agent: There is a flight available on your requested dates from Frontier airlines with 1 connecting flight.Shall I confirm your booking? 
 customer: You may confirm my reservation with this flight. 
 agent: Your ticket is booked with flight 1002. 
 customer: Thank you for our quick response. 
 agent: You are welcome.

SOLUTION: book

PROBLEM: customer: Hello. 
 agent: Hello, how can I assist you today? 
 customer: I am Brian Hernandez, want to change my existing reservation, because my interview got postponed to other dates. Can you help me in this? 
 agent: Sure. Please wait for a while. 
 customer: Sure. 
 agent: Thanks for waiting, there is no reservation found on your name. 
 customer: Ok. Thanks for your quick response. 
 agent: Thank you for availing us.

SOLUTION: no_reservation

PROBLEM: customer: Hello, myself Andrew Miller. 
 agent: Hello, how may I assist you? 
 customer: I am planning to book a flight ticket to PHL from HOU, could you please search any inexpensive flight? 
 agent: Sure, may I know your planned travel dates please? 
 customer: Sure, I would like to fly on 07/31 and 08/02. 
 agent: There is a flight available on your requested dates from AA airlines with 1 connecting flight.Shall I confirm your booking? 
 customer: Fine, please reserve me a seat. 
 agent: Your ticket is booked with flight 1005. 
 customer: Thank you so much for your quick service. 
 agent: You are welcome.

SOLUTION:
book