Hello, I am Mark Jones.
user
Hello. Jones, can you please tell me how can I assist you?
assistant
I need to visit Denver, CO - DEN for shopping, can you please book me a flight ticket from Dallas, TX - DFW?
user
Ok, sure. Can you please your journey dates?
assistant
09/15 and 09/17 are my travelling dates.
user
Sorry, no flights found.
assistant
Ok, no issues. Thanks for your information.
user
Thank you for reaching us.
assistant