Detailed 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
Problem:customer: Hi. 
 agent: Hello, how can I help you today? 
 customer: I would like to book a ticket from AUS to SEA, can you please help me with that? 
 agent: Sure, On which dates would you like me to book a flight ticket for you? 
 customer: The travel dates are from 01/16 to 01/18. 
 agent: On what name, do I need to reserve your ticket? 
 customer: Jessica Adams here. 
 agent: Let me know your connection limit? 
 customer: I need a flight with 1 connection limit. 
 agent: Do you have any other requirements? 
 customer: No. 
 agent: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions. 
 customer: That's ok, thank you for your help. 
 agent: Thank you for reaching us.
Solution:
no_flight