Hi. I am Edward Turner.
user
Hello, How can I serve you?
assistant
I would like to take my children to Providence Children's Film Festival at Phoenix,AZ - PHX. Can you help me to book a flight?
user
Sure, May I know the source code?
assistant
My source is from Washington DC - IAD.
user
Please help me with your travel dates.
assistant
I want to travel on 09/25 and recur on 09/27.
user
Sorry, No flights found with your preferable dates. Thank you for availing us.
assistant
Ok, thanks for the information.
user