Hello.
user
Hello, how can I help you today?
assistant
 I am Jason Hernandez. I want to visit Japanese Gardens, Manito Park at Washington,DC-DCA. Can you book a connecting flight?
user
Sure, Kindly mention your travel dates?
assistant
My travel dates are 05/11 and 05/13.
user
May I know your source airport code?
assistant
I will depart from Houston, TX-HOU.
user
Ok, please wait a moment.
assistant
Ok.
user
Sorry to say, no flight found with your requirement.
assistant
Ok, thank you for your response.
user
Thanks for reaching us, have a good day.
assistant