Hello, Dorothy Smith here.
user
Hello, how may I help you?
assistant
I would like to visit National Zoological Park in Washington with my family. Can you help me in booking a ticket from PHL to IAD?
user
Sure, can I have your journey dates please?
assistant
The preferred journey dates are 01/02 and 01/04.
user
Please wait a moment.
assistant
Ok, take your time.
user
Dorothy, no flights has been found on your journey dates.
assistant
Its ok, I will find other way out. Thank you for the information.
user
Thank you for reaching us.
assistant