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

[Q]: customer: Hello. .
agent: Hello, how can I help you?
customer: I want to attend mechanical workshop, can you please book the ticket from DCA to LAX?
agent: Sure, we are perky to assist you. Can you please let me know your travelling dates?
customer: Sure, my planned departure and return travel dates are 1st and 3rd of July.
agent: Is there any connection limit for you?
customer: I don't have any specifications, I'm ok with any flight.
agent: May I know your good name?
customer: My name is Jeffrey Martin.
agent: Sorry, we are unable to provide flights on your journey routes.
customer: Oh! That's ok, thank you for giving the information anyways.
agent: Thank you for contacting us.
[A]: no_flight

[Q]: customer: Hello.
agent: Hello, what kind of service your looking for?
customer: Can you please help me with booking a flight ticket from DTW to SFO?
agent: Sure, please share me your travel dates.
customer: My travelling dates are from Sept 12-14.
agent: Do you need direct flight or connecting flight?
customer: I would be comfortable with single stop over.
agent: For booking, we need your good name. Please mention it.
customer: Justin Evans here.
agent: May I know your class preferences?
customer: I prefer business class.
agent: May I know your arrival and depart timings?
customer: I am comfortable with any time.
agent: We found a Frontier airline and 1001 is flight number with a fare of 700. Shall I proceed?
customer: You can proceed with booking.
agent: Your ticket is confirmed with a business class.
customer: Thank you for the help.
agent: Thank you for opting us.
[A]: book

[Q]: customer: Hi.
agent: Hello, how can I help you?
customer: Can you please help me in booking a flight ticket to SEA from BOS?
agent: May I know your desired travel dates please?
customer: My travel dates are from Mar 03 to Mar 05.
agent: Do you have any specifications?
customer: I need a connecting flight.
agent: May I know your name please?
customer: I am Stephen Carter.
agent: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?
customer: You can proceed.
agent: Your ticket is booked, flight number 1011 with Spirit Airlines.
customer: Thank you.
agent: Thank you for opting us.
[A]:
book