Hello.
user
Hello. How can I assist you today?
assistant
I'm John White, could you do me a favour in reserving a plane ticket to Washington, DC- DCA?
user
Sure, I will help you with that. Can I have your travel dates please?
assistant
My travelling dates are from 09/28 to 09/30.
user
From which airport do you want to start?
assistant
I would like to start my journey from Houston, TX- IAH.
user
Ok, please wait a moment.
assistant
Ok.
user
Sorry John, there is no flight available to you on your dates.
assistant
That's ok, thank you for the information.
user
My pleasure. Thank you for choosing us, have a great day.
assistant