instruction:
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
question:
customer: Hello.
agent: Hello. How can I help you?
customer: My name is Stephen Johnson. As my business trip got postponed to other dates, I would like to change my existing reservation.
agent: Please wait for a while.
customer: Sure.
agent: Sorry, there is no reservation found by your name.
customer: That's fine. Thank you for your information.
agent: Thank you and have a nice day.
answer:
no_reservation

question:
customer: Hello. I am Kimberly Harris.
agent: Hello, how may I aid you at this moment?
customer: Can you please help me in booking a flight ticket to HOU as I am planning to attend for meeting in Cobo center?
agent: Sure, may I know your travelling dates?
customer: My travelling dates are 10/05 and return on 10/07.
agent: Ok, please provide your source airport code?
customer: My source code is DTW.
agent: There are no flights found on your requested dates. Thank you for reaching us.
customer: No problem, thank you for your information.
answer:
no_flight

question:
customer: Hi, Patrick Smith here.
agent: Hello. How can I help you?
customer: We friends were planning to go for Nutshell Bike Tour to Austin, TX-AUS on 08/16. Can you hold me a ticket with single connecting flight?
agent: Sure, may I know source code and return journey date please?
customer: Sure, I will be back on 08/18 at Orlando, FL-MCO.
agent: There is a flight with single connection, can I proceed for booking in 1004 flight?
customer: Ok, please proceed.
agent: Your booking is done in UA airlines, have a safe journey.
customer: Thank you.
agent: Thank you for choosing us.
answer:
book