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: Hello.
agent: Hello, how may I be at your service today?
customer: Can you please help me to book a flight from AUS to CLT?
agent: Sure, I will help you in booking the ticket. May I know your travelling dates please?
customer: Sure, I want to travel on Feb 15 and need to return on Feb 17.
agent: Do you have any other specifications?
customer: I need a connecting flight.
agent: Please help me with your name for booking.
customer: Myself Donald Rodriguez.
agent: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1019. Shall I proceed with this flight?
customer: Ok, please proceed.
agent: Your booking is done.
customer: Thank you.
agent: Most welcome.

Output: book

Input: Consider Input: customer: Hello.
agent: Hello,. How can I amend you today?
customer: I am Jason Young. I want to book a ticket to meet my old friends, can you please help me that?
agent: Sure, we are here to aid you.
customer: Thank you.
agent: Where you want to go?
customer: I want to go from Charlotte, CLT to New York, JFK.
agent: Kindly assign your preferred dates of travelling?
customer: I would like to leave between 05/24 and 05/26.
agent: Thanks for your details. Based on your request we found a plane 1002 of Southwest airline with a connecting flight. Shall I proceed?
customer: Yes, please book this ticket.
agent: Reservation is done.
customer: Thank you so much.
agent: Thank you for availing us.

Output: book

Input: Consider Input: customer: Hi.
agent: Hello, how can I help you?
customer: Please book a ticket from Charlotte, NC-CLT to Houston, TX-HOU.
agent: Sure, Kindly mention your travelling dates.
customer: My travelling dates are from 08/02 to 08/04.
agent: Ok, how much do you want to spend on your ticket?
customer: Price limit 1000.
agent: Ok, May I know your name?
customer: My name is Dennis Walker.
agent: Thank you for providing details, we found a connecting flight in 1000 AA airline with a fare of 100. Can I proceed for booking?
customer: Please book a flight.
agent: Sure, your ticket has been booked.
customer: Thanks.
agent: Thank you for reaching us.
Output: book