Hello, I am Sarah White.
user
Hello, how can I help you today?
assistant
Can you help me to book a flight ticket with in the fare limit 500 to Dallas to exhibit my paintings at Denver art gallery?
user
Sure, kindly mention your travel dates/.
assistant
I will depart on 12/30 and I intend to return on 01/01.
user
Can you please provide me your airport codes?
assistant
I need to leave from Phoenix, AZ-PHX to reach Dallas, TX-DFW.
user
Ok, please wait a moment.
assistant
Ok.
user
Sorry to say, no flights found with your requirement.
assistant
Ok, no problem. Thanks for your help.
user
Thanks for reaching us, have a good day.
assistant