Hi.
Hello. How may I assist you?
I am Christopher Allen can you help me to book a flight from IAD to PHL?
I am happy to help you, please provide your journey dates too.
My trip dates are Jan 09 and Jan 11.
 What is your fare estimate for this booking?
I am looking for a flight ticket within price 200.
According to your information, there is no flight available in your route.
No issues, thank you for your quick response.
Welcome, have a good day.