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

Input: Consider Input: customer: Hi, I am Pamela Miller.
agent: Hello, how can I assist you today?
customer: I want to travel from New York, EWR to attend for my sister's marriage anniversary. Will you please aid me in booking a ticket under the price range of 500?
agent: Sure, I will help you. May I know your destination airport code?
customer: My destination point is Orlando, MCO.
agent: Can I have your trip dates?
customer: My journey dates are from 06/02 to 06/04.
agent: Please wait for a while.
customer: Sure, take your time.
agent: Thanks for waiting. Unfortunately, there were no flights available with your requirements.
customer: That's ok, I will check for another option. Thank you for the response.
agent: Thank you for contacting us.

Output: no_flight

Input: Consider Input: customer: Hello, I am Jerry Robinson.
agent: Hello Jerry. How can I assist you?
customer: I would like to cancel my recent reservation due to postpone of my conference at Denver. Could you please help me with the cancellation?
agent: Sure, please give me a minute.
customer: Sur.
agent: Jerry, there is no reservation available on your name.
customer: That's fine, thank you for the information.
agent: You are welcome.

Output: no_reservation

Input: Consider Input: customer: Hello.
agent: Hello, how may I be at your service today?
customer: I want to travel from EWR to PHL, could you help me in reserving a ticket?
agent: Sure, I will help you in booking the ticket. May I know your travelling dates please?
customer: My journey dates are Dec 30 to 01.
agent: Do you have any other specifications?
customer: I prefer connecting flight.
agent: Please help me with your name for booking.
customer: I am Mark Turner.
agent: According to your information, I have found a direct flight in your journey with a minimum fare of 200 with flight number 1005. Shall I proceed with this flight?
customer: Ok, please proceed with booking.
agent: Your booking is done.
customer: Thank you.
agent: Most welcome.
Output: book