Hello.
user
Hello, how can I aid you today?
assistant
As I am a scientist, I want to attend science festival with my students at Washington. Can you do the reservation?
user
Sure, let me know your airport codes?
assistant
My airport codes are CLT-DCA.
user
When are you planning to travel?
assistant
My trip dates are 11/01 and 11/03.
user
Any preferences?
assistant
I need break in my journey.
user
Can you mention your name to proceed further?
assistant
Dorothy Lee here.
user
Sorry, no flights found as per your request.
assistant
No problem, Thanks for the information.
user
Thank you for contacting us.
assistant