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
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Question: customer: Hello.
agent: Hello. How may I assist you now?
customer: I would like to meet my friend on his birthday at Oakland, please help me in booking a ticket from SEA to OAK.
agent: Sure, I will help you with that. Can you please provide your preferable dates of travelling?
customer: I would like to plan my journey on Jan 4 and return on Jan 6.
agent: On whose name I have to book the flight ticket?
customer: My name is Anthony Johnson.
agent: Do you have any connection limit?
customer: I need a connecting flight for my trip.
agent: Any more specifications do you have?
customer: I prefer normal-cost airlines.
agent: Please wait a moment to check the flights.
customer: Sure, take your time.
agent: Unfortunately there are no flights running on your route with your required preferences.
customer: Ok, no problem. Thank you for your information.
agent: Thank you for approaching us, have a great day.

Answer: no_flight

Question: customer: Hello.
agent: Hello. How may I assist you?
customer: Please reserve me a flight ticket from LGA to DEN.
agent: Sure, may I know your connection limit?
customer: My connection limit is 1.
agent: May I know your trip dates?
customer: My travel dates are May 21 and May 23.
agent: Do you prefer any specifications?
customer: No.
agent: Please share your name?
customer: My name is Brandon Parker.
agent: Sorry, no flights found on your route.
customer: No problem, thank you for the information.
agent: Thank you.

Answer: no_flight

Question: customer: Hello.
agent: Hello, how may I aid you today?
customer: I am Carlo Allen, I want to book a flight to Oakland IL-ORS to visit Angle Island with my friend. Can you book a connecting flight for me?
agent: Sure, can you please share your budget for airfare?
customer: My budget is 500 for flight ticket.
agent: Please specify your boarding point?
customer: I will fly from Chicago, IL-ORD.
agent: May I know when you are willing to travel?
customer: I will travel on 09/15 and return on 09/17.
agent: Ok, please wait a moment.
customer: Sure.
agent: Kindly mention your proper destination code?
customer: My destination airport code is CA-OAK.
agent: Ok , please wait.
customer: Ok.
agent: We have found a connected flight of Hawaiian airline, flight number-1001 and fare is 100.
customer: Please proceed with booking.
agent: Sure, your reservation has been done.
customer: Thank you for helping me with booking.
agent: Thank you for approaching us.

Answer:
book