customer: Hello, I am Virginia Brown. 
 agent: Hello, how can I help you today? 
 customer: I have to attend my formula one racing training can you help me in booking a flight ticket? 
 agent: Sure, may I know your source and destination? 
 customer: My source code is from Washington DC-IAD to PA-PHL. 
 agent: Please share your travel dates. 
 customer: I am planning to start on 02/10 to 02/12. 
 agent: Do you want connecting flight? 
 customer: I need a direct flight. 
 __ 
 customer: Sure. 
 agent: Sorry, there are no flights found with your given details. 
 customer: No problem. 
 agent: Ok, thank you for opting us. 
 customer: Thank you for the information.
agent: Ok, please wait for a moment.