Hello.
user
Hello, how can I aid you?
assistant
Can you aid me to book a flight ticket from IAD to PHL?
user
Please provide your journey dates.
assistant
My trip dates are Apr 13 and Apr 15 respectively.
user
Do you need any connection limit?
assistant
I want a connecting flight.
user
Do you need any other specifications?
assistant
I choose economy class to travel.
user
May I know your name?
assistant
Mark Davis here.
user
There are no flights available on your routes.
assistant
Thank you.
user
Thank you for choosing us.
assistant