Hello, I am Barbara Lewis.
user
Hello, how may I serve you today?
assistant
I am planning to visit National Gallery of Art on an research work. Can you please help me in booking a ticket on dates from 07/26 to 07/28?
user
Sure, do you have any stopover in between your journey?
assistant
Yes, I need a stopover.
user
Please share your origin and destination airport codes?
assistant
My airport codes are from SFO to IAD.
user
Sorry to notify you that no flights available from your source.
assistant
Ok, no issues, I will try with another alternative. Thank you for your information.
user
Thank you for reaching us, have a good day.
assistant