Hi.
user
Hello, how can I guide you?
assistant
I am Linda Thompson. I want to book a flight ticket within 500 to meet my old friend. Can you help me?
user
Sure, can you share your journey dates?
assistant
07/29  and 07/31 are my travelling dates.
user
May I know your airport codes for booking?
assistant
DEN and DFW  are my airport codes.
user
Give me a minute.
assistant
Ok.
user
Sorry, there is no flight on your given dates.
assistant
No issue. Thank you.
user
Thank you for reaching us.
assistant