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 can I help you today? 
 customer: I have planned to travel from Houston, TX- IAH to Atlanta, GA- ATL. 
 agent: Sure, please provide me your journey dates? 
 customer: Sure, my travelling dates are from depart day on 11th Nov and return on 13th Nov. 
 agent: OK, please wait I will revert you in a while. 
 customer: OK, sure. 
 agent: Thank you for your patience. Sorry, there were no flights available on the specified  dates you mentioned. May I know your good name? 
 customer: OK, no issues. Thank you the information. I am Mary Jackson. 
 agent: OK, thank you for contacting us, have a good day.
[A]: no_flight


[Q]: customer: Hi. I am Raymond Brown. 
 agent: Hello, how can I help you today? 
 customer: Due to emergency I need to cancel my recent reservation, Can you please help me with that? 
 agent: Ok, please wait a moment. 
 customer: Sure. 
 agent: Sorry to say, no reservation found with your name. 
 customer: Ok, no problem. Thanks for your information. 
 agent: Thanks for reaching us, have a good day.
[A]: no_reservation


[Q]: customer: Hello. 
 agent: Hello, how may I oblige you today? 
 customer: My name is Helen Young, I want to book a flight from TX-HOU to Denver, CO-DEN to meet my sister. Can you book a connecting flight for me? 
 agent: When you are willing to travel? 
 customer: I will fly on 11/30 and return on 12/02. 
 agent: Please wait for a moment. 
 customer: Sure. 
 agent: We found 1002 Southwest airlines with single connection with price 100. 
 customer: Please proceed with booking. 
 agent: Your, booking has been confirmed. 
 customer: Thank you for helping me with booking. 
 agent: Thank you for reaching us.
[A]:
book