Hello, I am Dennis Davis.
user
Hello, how can I help you?
assistant
Can you please assist me in booking a flight ticket to IAD from SFO?
user
Sure, please share me your travelling dates?
assistant
My planned dates are from 04/03 to 04/05.
user
Sorry, there were no flights with your given details.
assistant
Ok, no problem. Thank you.
user
Thank you for reaching us.
assistant