Hello.
user
Hello. How may I help you?
assistant
I am Janet Hernandez. I am planning to celebrate a Flower festival in Las Vegas, so please book a flight ticket from Dallas & Fort Worth.
user
May I know your travel dates?
assistant
I want to fly on 11/02, return on 11/04.
user
Please help me with your airport codes.
assistant
My source and destination airport codes are TX - DFW, NV - LAS.
user
Sorry for this inconvenience, I could not find any flight with your requirements.
assistant
No problem, thank you.
user
Most welcome.
assistant