Hello, I am Rachel Turner.
user
Hello, how can I aid you for the day?
assistant
I want to go for arts & crafts festivals in Phoenix. Could you please help me with a flight ticket booking?
user
Sure, I am here to help you. When you are willing to travel?
assistant
I am willing to travel on 04/26 to 04/28.
user
Can you please help me out with your airport codes?
assistant
Sure, My source code is from Washington DC - IAD to Phoenix, AZ - PHX.
user
Sorry, we found no flight with your specification.
assistant
OK, no problem.
user
Thank you for choosing us. hope to serve you better next time.
assistant