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: Hi. 
 agent: Hello, how may I help you? 
 customer: Can you help me to cancel my reservation? 
 agent: Sure, please share your good name? 
 customer: My name is Steven Brown. 
 agent: Please wait for a while. 
 customer: Sure. 
 agent: Sorry, no reservation found on your given name. 
 customer: No issues, thank you for your time. 
 agent: Thank you for choosing us.
[A]: no_reservation


[Q]: customer: Hello. 
 agent: Hello, how can I help you today? 
 customer: I am Steven Campbell, I am looking for a flight under fare of 500 to meet my mother at Orlando. 
 agent: Sure, kindly mention your travel dates? 
 customer: I will fly on 08/04 and return on 08/06. 
 agent: Can you please provide me your airport codes? 
 customer: I will fly from WA-SEA to FL-MCO. 
 agent: Ok, please wait a moment. 
 customer: Sure. 
 agent: There is a flight with your requirement, airline is JetBlue with price 100 and a single connection. 
 customer: Please proceed with booking. 
 agent: Shall I proceed with booking? 
 customer: Sure. 
 agent: Your booking is done and flight number is 1001. 
 customer: Thank you for helping me. 
 agent: Thanks for reaching us, have a good day.
[A]: book


[Q]: customer: Hello. 
 agent: Hello. How may I serve you at this moment? 
 customer: Can you please help me in reserving the ticket from OAk to DEN? 
 agent: Sure, may I know your good name please? 
 customer: Myself Ronald Rodriguez. 
 agent: Ok, do you need a lay by in between the journey? 
 customer: I an comfort to travel in single connection flight. 
 agent: On which dates would you like to travel? 
 customer: I am planning my trip on July 13 and again I will return back on July 15. 
 agent: Do you have any other preferences? 
 customer: My airline preference is normal-cost. 
 agent: Do you have any other preferences? 
 customer: No. 
 agent: We found a Hawaiian Airlines with fare of 100 and a lay by in between the journey matches your schedule. 
 customer: Yes, please go ahead and reserve the ticket. 
 agent: Your ticket has been confirmed with flight number 1025. 
 customer: Thank you for your help. 
 agent: Thank you for reaching us.
[A]:
book