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: Hi. 
 agent: Hello, how may I support you? 
 customer: I have planned to book a plane ticket from PHL to SEA, can you assist me in booking my ticket? 
 agent: Sure, when are you planning to travel? 
 customer: My preferred dates are Oct 18th and Oct 20th. 
 agent: What is your maximum connection limit? 
 customer: I need single connection between my trip. 
 agent: Do you have any preferences? 
 customer: No. 
 agent: Please forward your name. 
 customer: Matthew Walker. 
 agent: Ok, please wait. 
 customer: Sure. 
 agent: Thanks for waiting, there are no flights going on your way at this moment. 
 customer: No problem, thank you for searching. 
 agent: Thank you for reaching us.
[A]: no_flight


[Q]: customer: Hi. 
 agent: Hello, how can I assist you? 
 customer: I would like to book a ticket from PHL to DCA, can you please help me with that? 
 agent: Sure, may I know your name to proceed further? 
 customer: Christopher Allen here. 
 agent: Do you need any connections between your trip? 
 customer: I need a flight with 1 connection limit. 
 agent: May I know your preferred dates to reserve your seat? 
 customer: The travel dates are from 11/09 to 11/11. 
 agent: Do you need any other requirements? 
 customer: No. 
 agent: As per your requirements there is a Southwest airlines, Flight number:1010 is going on your way with single connection and price:100. Is that Ok for you? 
 customer: Please proceed. 
 agent: Your ticket has been booked successfully. 
 customer: Thank you. 
 agent: Thank you for opting us.
[A]: book


[Q]: customer: Hi, I am Jacob Robinson. 
 agent: Hello, How can I assist you? 
 customer: I would like to enjoy sky view observatory in Settle on 10/30. Can you make a return ticket reservation on 11/01? 
 agent: Sure, Please help me with your journey codes. 
 customer: Sure, I am heading towards Seattle SEA from MSP. 
 agent: Please wait a moment. 
 customer: Sure. 
 agent: Sorry, No flights found with your preferable dates. 
 customer: Ok, not an issue. Thank you for your assistance. 
 agent: Thank you for reaching us.
[A]:
no_flight