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

customer: Hi. 
 agent: Hello, how may I support you? 
 customer: I need to amend my reservation as I have changed my schedule to some other day. Can you support me in changing my reservation? 
 agent: Sure, we are happy to help you. Can I have your good name? 
 customer: Thank you for considering my request, my name is Betty Hall. 
 agent: Sorry, we did not find any active reservation on your name in our records. 
 customer: Not a problem, anyways thank you for the information. 
 agent: Thank you for contacting us.
no_reservation

customer: Hello. 
 agent: Hello. 
 customer: I am Jennifer Jackson. 
 agent: How may I aid you? 
 customer: I am planning to attend music concert at AUS, can you please help me with booking a flight ticket from PHL? 
 agent: Sure, I am here to help you in booking process. Could you please provide me your journey dates? 
 customer: Sure, I would like to take off on Sept 5 and return on Sept 7. 
 agent: May I know your connection limit? 
 customer: Yes, make sure that the connection limit is 1. 
 agent: Please wait for a moment. 
 customer: Sure, take your time. 
 agent: Based on your details, there is a flight with 1 connection in AA airlines and price is 100. Can I proceed? 
 customer: Yes, please proceed with the booking. 
 agent: Ok, your ticket is reserved with the flight 1025. 
 customer: Thank you for your help. 
 agent: Thank you for choosing us. 
 customer: You are welcome.
book

customer: Hello. 
 agent: Hello, how can I help you? 
 customer: Can you please help me in booking a flight ticket from DCA to ATL? 
 agent: Sure, can you please share me your travelling dates? 
 customer: I would like to travel on Nov 07 and return on Nov 09. 
 agent: Do you have any class preference? 
 customer: No, I am comfortable with any of the class. 
 agent: Do you have any connection limit? 
 customer: I would prefer connecting flight. 
 agent: May I know your name? 
 customer: Myself Nicole Robinson. 
 agent: Sorry, there were no flights with your given details. 
 customer: No problem, thank you for the information. 
 agent: Thank you for reaching us.
no_flight