Teacher: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
Teacher: Now, understand the problem? Solve this instance: customer: Hello. 
 agent: Hello, how may I help you? 
 customer: Jacob White here. I want to travel from AUS to MSP. 
 agent: May I know your travelling dates? 
 customer: My travelling dates are from 04/08 to 04/10. 
 agent: There is a flight available in UA airline with 2 connections. Shall I proceed? 
 customer: Please don't proceed. 
 agent: Ok, thank you for approaching us. 
 customer: Most welcome.
Student:
no_flight