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 support you? 
 customer: Can you please book a ticket from ATL to LGA? As I'm planning to visit Statue of Liberty. 
 agent: Sure, we are here to assist you. May I know your itinerary dates? 
 customer: Sure, my planned departure and return travel dates are 16th and 18th of December. 
 agent: Would you like to travel in business class or economy class? 
 customer: I prefer business class to travel. 
 agent: May I know your connection limit? 
 customer: My maximum connection has to be 1. 
 agent: Sorry to notify to you that, there are no flights available with your needs. 
 customer: That's ok, thank you for giving the information. 
 agent: For documentation, may I know your name please? 
 customer: Yes, my name is Dennis Phillips.
[EX A]: no_flight

[EX Q]: customer: Hello. 
 agent: Hello, how may I help you? 
 customer: Can you help me to book a flight ticket from DFW to JFK? 
 agent: Sure, could you please provide your travelling dates to search for the flight? 
 customer: Ok, my dates are Oct 4th and 6th respectively. 
 agent: May I know your preferable depart and return journey timings? 
 customer: No specifications regarding the flight timings. 
 agent: Do you have any class preferences? 
 customer: Ok, please book a economy class flight. 
 agent: There is a connecting flight 1017 of Southwest airlines, can I proceed? 
 customer: Ok, please book a ticket on the name Angela Johnson. 
 agent: Ok, your booking is done. Thank you for choosing us, have a happy journey. 
 customer: That is good, thank you for assisting me.
[EX A]: book

[EX Q]: customer: Hello. 
 agent: Hello, how can I guide you today? 
 customer: I want to change my reservation, can you help me with that? 
 agent: Sure, can you please mention your name? 
 customer: Edwards Garcia here. 
 agent: Sorry, no reservation found with your given name. 
 customer: No problem, thank you for the information. 
 agent: Thank you for choosing us.
[EX A]:
no_reservation