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

customer: Hello. 
 agent: Hello, how may I serve you today? 
 customer: I want to cancel my recent reservation as my plan to meet my friend has been postponed. Can you help me with that? 
 agent: Sure, I will help you with that. 
 customer: Thank you. 
 agent: Please share me your good name please? 
 customer: I am Laura Turner. 
 agent: Please wait for a moment. 
 customer: Sure, I will wait. 
 agent: Thank you for waiting, sorry there is no reservation found on your name in our system data. 
 customer: Ok, no problem. Thank you for your information. 
 agent: Thank you for reaching us, have a nice day ahead.
no_reservation

customer: Hello. 
 agent: Hello. 
 customer: Jonathan Adams here. 
 agent: Adams, how may I aid you? 
 customer: I need to cancel my recent reservation due to snowfall, can you please  guide me? 
 agent: Sure, please give me a moment to check your ticket status. 
 customer: Take your time. 
 agent: Sorry, no reservation is available by your name. 
 customer: That's not an issue, thank you for helping me. 
 agent: Thank you for contacting us.
no_reservation

customer: Hello. 
 agent: Hello, how can I help you? 
 customer: This is Jennifer Scott, can you help mew to book a flight ticket from CLT to MSP? 
 agent: May I know your desired travel dates please? 
 customer: I ma travelling from June 06 to June 08. 
 agent: There is a flight with connection limit 1 and fare 100, shall I proceed for booking? 
 customer: Please proceed. 
 agent: Your ticket is booked, flight number 1009. 
 customer: Thank you. 
 agent: Thank you for opting us.
book