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

[EX Q]: customer: Hello. 
 agent: Hello, how can I help you today? 
 customer: Can you please help me to book a flight from HOU to SEA? 
 agent: Sure, can you please mention your depart and arrival dates of your journey? 
 customer: My travel dates are Apr 06 to 08. 
 agent: Do you have any connection limit? 
 customer: I prefer connecting flight. 
 agent: Are there any other specifications? 
 customer: No. 
 agent: Can I know your good name? 
 customer: I am Alexander Turner. 
 agent: Sorry, no flights are available in this route as per your requested dates. 
 customer: No problem, thank you for the information. 
 agent: Thank you for reaching us.
[EX A]: no_flight

[EX Q]: customer: Hello. 
 agent: Hello. How may I assist you today? 
 customer: George Collins here. I jus want to cancel my previous reservation, can you please help me with that? 
 agent: Sure, I am here to help you with that. Ok, wait for a minute. 
 customer: Sure. 
 agent: Sorry to say that, there is no reservation found on your name in our database. 
 customer: No problem, thank you for the information. 
 agent: Thank you for consulting us.
[EX A]: no_reservation

[EX Q]: customer: Hi. 
 agent: Hello, how may I aid you today? 
 customer: Owing to an  emergency, I would like to cancel my reservation. Can you help me in that? 
 agent: Sure, I will help you on that. May I know your name to check your reservation status? 
 customer: Frank Roberts is my name. 
 agent: Ok Frank, please hold on to check your status. 
 customer: Ok. 
 agent: Sorry Frank, we don't have any records under your name in reservation. 
 customer: It's ok, Thanks for the information. 
 agent: Thank you for reaching us, have a great day.
[EX A]:
no_reservation