Hi.
user
Hello, how may I aid you?
assistant
I am John Allen, can you help me to book a direct flight to SFO?
user
Sure, could you please provide your travelling dates to search for the flight?
assistant
My travelling dates are 08/25 and 08/27.
user
Ok, may I know your source airport code to proceed further?
assistant
My source airport code would be IAD.
user
Please be on hold, I will check the availability and get back to you.
assistant
Ok.
user
Sorry to say, no direct flights were available on your route.
assistant
No issues, thank you for your response.
user
Thank you for reaching us, have a nice day.
assistant