Hi,. I am David Lewis.
user
Hello, how can I amend you?
assistant
I want to book  a flight ticket to Washington to visit white house. Please help me out.
user
Sure, may I know your airport codes?
assistant
I want to fly from IAD to DCA.
user
Can you please share me your journey dates?
assistant
My travelling dates are from 05/23 to 05/25.
user
Do you need any other specifications?
assistant
I need a connection within my journey.
user
We are glad to inform that there is a flight found with AA airline of flight number 1007 and fare is 100. Shall I proceed for booking?
assistant
Please go with booking.
user
Your ticket has been processed.
assistant
Thank you.
user
Thanks for contacting us.
assistant