Hello.
user
Hello, how may I help you at this moment?
assistant
I am Donna Evans. I am looking for a flight from DCA to IAH, can you help me out please?
user
Sure. Please let me know your journey dates.
assistant
My trip dates are from 04/13 till 04/15.
user
Please wait for a moment.
assistant
Ok.
user
Sorry, there is no flights available with your requirements.
assistant
That's ok, no problem. Thank you for your help.
user
Welcome. Thank you for reaching us, Have a nice day.
assistant