Hello, Jennifer Baker here.
user
Hello, how may I aid you today?
assistant
I want to spend my vacation at Philadelphia. Please book a flight ticket.
user
Sure, may I know your source airport code?
assistant
My journey starts from IAD.
user
Can I know your planned travel dates?
assistant
I start on September 18 and return back on 20th of the same month.
user
Do you have any other preferences?
assistant
I need to take rest in my journey.
user
Ok, please wait.
assistant
Sure.
user
Sorry, there were no flights found on your preferable travel dates.
assistant
Ok, thanks for your time.
user
Thank you for choosing us.
assistant