Hello. My name is Mark King.
user
Hello, how can I assist you for the day?
assistant
I want to book a flight ticket to my brother in PHL. Can you please help me for booking from IAD?
user
Sure, I am here to help you.
assistant
Ok.
user
When you are willing to travel?
assistant
My planned journey dates are 10 and 12 on the month of may.
user
Please wait for a moment.
assistant
Sure.
user
Sorry, we found no flights on your given dates.
assistant
Ok, thanks for your information.
user
Thank you for reaching us.
assistant