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. 
 agent: Hello, how may I aid you? 
 customer: I am Kenneth Perez. I would like to book a ticket from DCA to SEA, can you please help me out? 
 agent: I am glad to help you about that. Can you please provide your planned dates of journey? 
 customer: I am travelling on these dates 12/08 and 12/10. 
 agent: Hold on for sometime. 
 customer: Make sure my connection limit is 0. 
 agent: Sorry Perez, there is no flights on your planned dates of journey. 
 customer: Ok no problem, thank you for your services. 
 agent: Most welcome, thank you for reaching out here.
[A]: no_flight


[Q]: customer: Hello. 
 agent: Hello. How may I help you? 
 customer: Katherine Perez here. Owing an emergency, I want to cancel my recent reservation. Can you please help me? 
 agent: Sure, I will help you in cancelling your ticket. Ok, please wait a moment. 
 customer: Ok, take your time. 
 agent: Thank you for waiting. 
 customer: My pleasure. 
 agent: Sorry, there are no reservations found on this name. Thank you for choosing our services. 
 customer: Thank you for your information.
[A]: no_reservation


[Q]: customer: Hello. 
 agent: Hello. 
 customer: I am George Clark. 
 agent: How can I assist you today? 
 customer: I want to cancel my reservation, due to the heavy rainfall from a couple of days. Can you please help me in that? 
 agent: Sure, please allow me a moment to check for the previous reservation. 
 customer: Sure. 
 agent: George Clark, there is no reservation found under your name. 
 customer: That's not a problem. Thanks for your information. 
 agent: You are welcome. Thank you for contacting us.
[A]:
no_reservation