Instructions: 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
Input: customer: Hello, I am Jerry Brown. 
 agent: Hello, how can I assist you? 
 customer: I have planned to attend a Soccer match in Orlando, FL - MCO. Can you help me for booking a ticket? 
 agent: Ok, Please provide me your travelling details? 
 customer: My source is Chicago, IL - ORD. 
 agent: May I know your travelling dates? 
 customer: My scheduled dates are from 04/03 and to 04/05. 
 agent: Is there any other specifications? 
 customer: I am looking for single connection with price 5000. 
 agent: I am sorry there are no flights as per your requirement. 
 customer: Ok, no issues. 
 agent: Thanks for choosing us, have a great day. 
 customer: Thank you for your service.
Output:
no_flight