customer: Hello,. I am Helen Young. 
 agent: Hello, how can I help you today? 
 customer: I need to visit Lyndon Barnes Johnson library at Austin. Can you book me a flight ticket? 
 agent: Sure, please share your planned trip dates? 
 __ 
 agent: Ok, let me know your boarding and landing airport codes? 
 customer:  I need to leave from my nearest airport JFK to reach AUS. 
 agent: Ok, please wait for a while. 
 customer: Sure. 
 agent: Thanks for waiting, no flights found with your requested details. 
 customer: Ok, no issues. Thanks for the information. 
 agent: Thank you for opting us.
customer: I want to travel on 11/30, and need to catch return flight on 12/02.