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 assist you? 
 customer: I want to travel from MSP to SEA. Can you book a flight ticket for me? 
 agent: Sure, tell me your travel dates please? 
 customer: I want to fly in the flight on May 27 and May 29. 
 agent: May I know your name please? 
 customer: I am Edward Robinson. 
 agent: Do you have any connection limit? 
 customer: No, but I want to travel in economy class. 
 agent: Ok, please wait. 
 customer: Ok, take your time. 
 agent: Thanks for your time. Sorry to say that there no flights found with your flight details. 
 customer: That's ok. Anyways, thank you for your help. 
 agent: Thank you.
[A]: no_flight


[Q]: customer: Hello. 
 agent: Hello. 
 customer: Kimberly Martin here. 
 agent: How can I assist you at this moment? 
 customer: I have to cancel my reservation which I have done earlier to participate in dance programme but unfortunately I have stay back here to take care of my grandmother. Can you please help me out with cancelling of my reservation? 
 agent: Sure Martin, I will help you with that. 
 customer: Thanks. 
 agent: Please wait a moment to check your reservation status. 
 customer: Ok, I will wait. 
 agent: Sorry Kimberly Martin, no reservation has found under your name to cancel. 
 customer: Anyway, thanks for the information. 
 agent: Thank you for choosing us, have a great day.
[A]: no_reservation


[Q]: customer: Hello. 
 agent: Hello. How may I assist you? 
 customer: I am Janet Allen. I am a Cop and I have to travel from DCA to EWR to investigate a case. 
 agent: Sure Allen, may I know your travelling dates? 
 customer: My travelling dates are 02/02 to 02/04. 
 agent: Ok, wait a moment. 
 customer: Ok. 
 agent: There is flight found for your request with 1 connection. Shall I proceed to book a flight? 
 customer: Please proceed. 
 agent: Your ticket is confirmed with flight number 1007 and airline is AA. 
 customer: Thank you for your help. 
 agent: Welcome, have a safe journey.
[A]:
book