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, I am Brandon Jackson.
agent: Hello. How may I assist you today?
customer: I need to book a flight ticket to attend my sister baby shower function.
agent: Ok. Let me know your journey details.
customer: I would like to travel from DFW to SEA. My journey dates will be on 11/25 to 11/27.
agent: Please wait for a minute, I will check and let you know the details.
customer: Sure.
agent: Thanks for waiting. You have AA airline with flight number 1009 of price 300 with double connection limit. Can I proceed with this?
customer: I need only one connection limit. Please do not proceed for booking.
agent: Ok.
customer: Thank you.
agent: Thank you for reaching us.
[A]: no_reservation

[Q]: customer: Hello.
agent: Hello. How can I help you today?
customer: I am Dorothy Turner, I am going to Washington DC to take tour of White house with my family. Help me to find a flight of price 1000.
agent: Could you please provide me airport codes?
customer: I will fly from NC-CLT to DC-IAD. Please find a flight with single connection.
agent: Sure. To check with availability of flights, I need your travel dates.
customer: My travel dates are for depart is 06/29 and returning on 07/01.
agent: Please be online, I will revert you with flight details.
customer: Ok.
agent: Thanks for your time, Delta airline is available with flight number 1015. Can I process the booking?
customer: Yes.
agent: Ok, Your ticked is confirmed.Thanks for reaching us.
customer: Thanks for your service.
[A]: book

[Q]: customer: Hello. I am Helen Hall.
agent: Hello, how can I assist you today?
customer: Can you help me booking a flight ticket from DCA to LAS?
agent: Sure, I am glad to help you.
customer: Thank you.
agent: May I know your journey dates please?
customer: I will start on 03/24 and return on 03/26.
agent: Ok, please share your specifications.
customer: I need a break in my journey.
agent: Thanks for your details, please wait.
customer: Sure.
agent: Thank you for waiting, we found a connecting flight with a fare of 100 in 1019 Hawaiian airline.
customer: Please proceed with the booking.
agent: Ok, your ticket has been confirmed.
customer: Thank you for your kind service.
agent: Thank you for opting us.
[A]:
book