Hello. I am Frank Lewis.
user
Hello. How may I aid you today?
assistant
I want to travel from DEN to LAS. Can you help me in booking a flight ticket?
user
Sure, I am here to help you with that. Can I know your travelling dates?
assistant
I want to travel in the flight in October on 25 and 27.
user
Ok, please wait for a minute.
assistant
Ok, take your time.
user
Sorry to say that, there are no flight's available based on your travelling dates.
assistant
That's ok. Anyways, thank you for your help.
user
Thank you for approaching us.
assistant