Hello, I am Matthew Walker.
user
Hello, how may I serve you at this moment?
assistant
I would like to go to a event in Philadelphia, so could you aid me in booking a flight ticket to Philadelphia?
user
Sure, I will help you. Please send your travelling dates.
assistant
Sure, I would like to go on Oct 18th and return back on Oct 20th.
user
May I have your nearby airport codes?
assistant
My source and destination airport codes are DCA and PHL respectively.
user
Do you have any preferences?
assistant
Ensure it is a direct flight.
user
Sorry, there is no direct flight available on your journey dates.
assistant
That's ok, thank you for checking.
user
You are welcome, have a nice day.
assistant