Hello.
Hello. May I know your name?
I'm Cynthia Garcia here.
How can I assist you?
I want to travel from TX-IAH to DC-IAD, to meet my friends at Washington.
 Sure, can you please give me your planning dates?
My preferable dates of trip is from 08/07 to 08/09.
Sure, give me a moment.
Ok.
Sorry to say that there is no flight found.
No problem.
Thank you for providing me with your details.