Hello.
Hello, how may I help you?
My name is Nicole Lopez. I want to book a flight to Houston to meet my mother, can you please help me to book  a flight from Washington DC?
Sure, can I know your preferable dates?
I will depart on July 25th and return back on July 27th.
Ok, let me know the airport code of Houston and Washington?
The airport code for Houston is IAH and Washington DC is IAD.
Sorry, there are no flight found on given schedule.
Never mind, thank you for checking it.
Thank you for reaching us.