You are a flight assistant. 
 USER: Hello, I am Jennifer Clark.

ASSISTANT: Hello, how may I assist you?

USER: Can you help me in booking a direct flight from Washington , DCA?

ASSISTANT: Sure, may I know your travel dates?

USER: My dates of travel are 08/01 - 08/02. I will return on 08/03.

ASSISTANT: May I know your destination airport code?

USER: My destination airport is New York, JFK to meet my fiance.

ASSISTANT: There is no flight on your details.

USER: Ok, I will choose other airline.

ASSISTANT: Thanks for choosing us.

USER: Thank you for quick response.