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. 
 agent: Hello. How can I help you? 
 customer: I am Eric Robinson. I want to book a ticket from PHL to ORD, can you help me? 
 agent: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates? 
 customer: My travel dates are 11/06 and 11/08. 
 agent: Ok, do you have any connection limit? 
 customer: I need a connecting flight. 
 agent: Ok, may I know your arrival and departure time? 
 customer: I want to return in the afternoon. 
 agent: Sorry, no flights are available on your route. 
 customer: No problem, thanks for checking. 
 agent: Welcome, have a nice day. Thank you for choosing us.

SOLUTION: no_flight

PROBLEM: customer: Hi. 
 agent: Hello, how can I assist you for the day? 
 customer: Can you please cancel my reservation due to sudden demise of my grand father? 
 agent: Sure, I am here to help you. 
 customer: Thank you. 
 agent: May, I know your good name? 
 customer: I am Pamela Hernandez. 
 agent: Sorry, we found no reservation on your given name. 
 customer: It's ok, thank you for checking. 
 agent: Thank you for reaching us.

SOLUTION: no_reservation

PROBLEM: customer: Hello. 
 agent: Hello, how may I assist you at this moment? 
 customer: I am Jonathan Brown, I need to book a flight ticket to IAH from ATL. Can you please help me to book a flight ticket? 
 agent: Ok, may I know your planned dates of journey please? 
 customer: I am travelling on these dates 03/29 and 03/31. 
 agent: Frontier airline is providing a flight which costs 100 with a single connection limit. Would you like to book this flight? 
 customer: Ok, you can proceed with this flight. 
 agent: I have booked your flight ticket with the flight 1012. 
 customer: Thank you for your services. 
 agent: You are most welcome, thank you for reaching our service.

SOLUTION:
book