You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Pamela Hernandez. I have to attend an interview in QA software solutions at Atlanta, can you please help me to book a flight ticket from DCA to ATL?

ASSISTANT: Sure, I am here to help you out. May I know your travel dates please?

USER: Sure, my trip dates are Nov 27 and Nov 29.

ASSISTANT: In which class, you want me to book your flight ticket?

USER: I am comfortable to travel in any class.

ASSISTANT: Do you need any halt?

USER: I need a 1 stopover in between my journey.

ASSISTANT: Pamela Hernandez, there are no flights available in your route.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for approaching us.