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, I am Pamela Rodriguez. 
 agent: Hello, what can I do for you today? 
 customer: I want to reach Detroit, MI-DTW to meet my old friend to start a new business, can you help me to book a flight ticket from Dallas, TX-DFW? 
 agent: Sure, do you need a connection in between your journey? 
 customer: 02/04 and 02/04 are my planned travelling dates. I prefer one connection. 
 agent: Ok, please wait a minute. 
 customer: Ok. 
 agent: We found a AA airline with flight number 1003 and price is 100 available according to your requirements. 
 customer: That's good you can book the ticket. 
 agent: Your reservation is done. 
 customer: Thanks for your assistance. 
 agent: Thank you for picking us.
[A]: book


[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: Hello. 
 agent: Hello, how can I assist you? 
 customer: I would like to cancel my recent reservation because my trip dates are got postponed, can you help me? 
 agent: Sure, I can help you with that. May I know your good name please? 
 customer: Anna Rodriguez here. 
 agent: Ok, please wait for a while. 
 customer: Sure. 
 agent: Anna Rodriguez, there is no active reservation found under your name to do cancellation. 
 customer: That's ok, thank you for checking. 
 agent: Thank you for choosing us.
[A]:
no_reservation