TASK DEFINITION: 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
PROBLEM: customer: Hi, I am Gregory Johnson. 
 agent: Hello, how may I render you? 
 customer: I want to reach New York, NY - EWR, to meet my cousin on her birthday. 
 agent: Ok. 
 customer: Can you help me with reserving a flight ticket within range 1000? 
 agent: Sure, we are pleased to serve you. May I know your boarding point? 
 customer: I want to board from Austin, TX - AUS. 
 agent: When did you planned to travel? 
 customer: I have planned to travel on 02/12 and return on 12/14. 
 agent: Please wait for a while. 
 customer: Sure. 
 agent: Thank you for waiting, we are sorry to inform you that no flights were available based on your schedule. 
 customer: Ok, not a problem. Thanks for your kind help. 
 agent: Thank you for reaching us.

SOLUTION: no_flight

PROBLEM: customer: Hello, I am Michelle Parker. 
 agent: Hello, how can I be your helping hand today? 
 customer: As, I am a science student, I want to visit Perot Museum of nature and science for my research work in Dallas & Fort Worth, TX - DFW. Can you avail me to book a flight with one way station? 
 agent: Sure, we are happy to help you for booking. 
 customer: Thank you. 
 agent: Let me know your preferred journey dates. 
 customer: I want to fly on 12/09 and I intend to recur on 12/11. 
 agent: Ok, May I know your budget? 
 customer: I have sufficient amount for this trip, I can afford 5000. 
 agent: Ok, Can you please share your boarding point? 
 customer: I want to board from Oakland, CA - OAK. 
 agent: Ok, please wait for a couple of minutes. 
 customer: Sure, make it fast. 
 agent: Sorry to inform you that, there were no flight running at that location due to abnormal weather conditions. 
 customer: Ok, I will choose another way to reach my destination. Anyways thank you for sharing the information. 
 agent: Thank you for approaching our service.

SOLUTION: no_flight

PROBLEM: customer: Hello. 
 agent: Hello. How can I assist you? 
 customer: Catherine Adams here. Can you please help me in booking my flight from PHL to reach MCO? 
 agent: Sure, can I know the travel dates please? 
 customer: Sure, my travel dates are May 14th and 16th. 
 agent: Could you please provide the departure and return time? 
 customer: I want to return in the morning time. 
 agent: Do you have any requirements? 
 customer: I need a single connecting flight. 
 agent: There is a connecting flight in Frontier airline, can I book it? 
 customer: Ok, please proceed. 
 agent: Your ticket has been booked with flight number 1007. 
 customer: Thank you. 
 agent: Thank you for approaching us.

SOLUTION:
book