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. 
 customer: Myself Angela Wright from Austin. 
 agent: What kind of assistance are you looking from our agency? 
 customer:  I would like to visit San Francisco for my business conference, can you please help me out with booking of a flight ticket to go there in the 11th month? 
 agent: Sure, I am mirthful to help you. 
 customer: Thank you for accepting my request. 
 agent: Please provide your preferable origin and destination airport codes for booking. 
 customer: I would like to fly from AUS airport and destination airport is SFO because these two airports are very convenient for me to travel. 
 agent: May I know your departure and return dates of travelling? 
 customer: Sorry I changed my traveling month, please find a flight in the 10th month, that is 10/06 to 10/08. 
 agent: Please wait a moment to check the flights availability in your planned route and I will revert back with a best flight for you. 
 customer: Ok, take your time. 
 agent: When I have checked with your details, there are no flights moving to your region because all the flights are busy in your route due to heavy crowd. 
 customer: Oh! It's ok no problem, I will go with another airline service. 
 agent: It's alright. 
 customer: Thank you for your information. 
 agent: Thank you for reaching us, have a great day.
answer:
no_flight


question:
customer: Hello. 
 agent: Hello. How may I assist you? 
 customer: I want to cancel my recent reservation, can you please help me with this? 
 agent: May I know your good name please? 
 customer: I am John Jackson. 
 agent: Please give me a moment. 
 customer: Sure. 
 agent: There is a reservation found with your given name. Shall I proceed with the cancellation? 
 customer: Ok, please cancel my booking. 
 agent: Your ticket has been cancelled. 
 customer: Thank you for your help. 
 agent: Thank you for choosing us.
answer:
cancel


question:
customer: Hello. 
 agent: Hello, how can I help you? 
 customer: I want to cancel my recent reservation, please help me out. 
 agent: Sure, please provide me your name to check the details? 
 customer: I am Sharon Nelson. 
 agent: Please wait a minute. 
 customer: Ok. 
 agent: There is no reservation with your name. 
 customer: No issues, thanks for the information. 
 agent: Thank you for reaching us.
answer:
no_reservation