Hello.
user
Hello. How may I guide you?
assistant
Kathleen Green here. I want to travel from Washington to Philadelphia for attending a seminar. Can you please help me for booking the flight ticket?
user
Sure, may I know your source and destination airport codes please?
assistant
My airport codes are from DCA to PHL.
user
Can you please share your journey dates?
assistant
My departure date is 07/28 and return date is 07/30.
user
Please wait a moment.
assistant
Ok, I will wait.
user
Green, no flights has been found on your journey dates.
assistant
Anyway, thanks for the information.
user
Thank you for approaching us.
assistant