Hi.
Hello. How can I assist you at this moment?
John Hernandez here. I am planning to travel from DEN to ATL, can you help in booking a flight for me?
Sure, I will help you with that. Can I have your travel dates please?
My adte of travelling is on 12/02 to 12/04.
Please wait a moment and I will inform you flight details soon.
Sure.
Sorry  John Hernandez, no flight is available to you on your dates.
That's ok. Thank you for your help.
Thank you for choosing us, have a great day.