Hello.
user
Hello, how can I help you?
assistant
I am David Baker. I would like to book a plane ticket from 06/23 to 06/25, can you please help me with that?
user
Ok, please provide with your desired airport codes for this journey.
assistant
Sure, my source and destination codes are from SFO to IAH.
user
Please wait for a moment.
assistant
Ok.
user
Sorry to tell you but there are no flights currently available on your requested route.
assistant
That's ok, thank you for the information.
user
Thank you for consulting our services, have a nice day.
assistant