You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER: Could you please help me to book a flight ticket from HOU to visit Olympic National Park in DCA?

ASSISTANT: Sure, when are you planning to travel?

USER: Sure, I intend to start on 08/15 and my return date will be on 08/17.

ASSISTANT: How many connections do you need?

USER: I want to fly with the connecting flight.

ASSISTANT: Any other requirements to be met?

USER: No, please proceed.

ASSISTANT: May I know your name?

USER: I am Thomas Hernandez.

ASSISTANT: Thanks for providing your details, there are no fights going on your way at this moment.

USER: That's ok, not an issue.

ASSISTANT: Thank you for choosing us.