Hi.
user
Hello, how may I help you?
assistant
I am Barbara Scott. I want to book a ticket from IAD to PHL, can you help me?
user
Sure, may I know your dates of journey please?
assistant
My travel dates are 10/30 and 11/01.
user
Ok, please wait for a mean while.
assistant
Sure.
user
Sorry Scott, there is no flight found under your travelling details.
assistant
No problem, thanks for checking.
user
You are welcome.
assistant