customer: Hi. 
 agent: Hello, how may I be of your help? 
 customer: I need a direct flight from Washington to attend board meeting with client. So, please reserve a ticket from DCA to CLT. 
 agent: Sure, may I know your travelling dates? 
 customer: Travelling dates are 03/23 and return date is 03/25. 
 agent: Let me know your good name please. 
 customer: Justin Miller is my name. 
 agent: Ok, please wait for a while. I will check and revert you. 
 customer: Sure. 
 __ 
 customer: Yes. Ok, Thank you. 
 agent: Thank you and have a nice day.
agent: Thanks for your time. There is no flight found with your requirements.