Hello.
user
Hello.
assistant
I am Mark Scott.
user
How can I help you?
assistant
I need a flight from LAX to ATL, can you book the flight ticket for me please?
user
Mark Scott, may I know your travelling dates please?
assistant
My trip dates are from 02/02 till 02/04.
user
Please wait for a moment.
assistant
Ok.
user
Sorry to tell you, there are  no flights available for your journey.
assistant
That's ok, no problem.
user
Thank you for reaching our agence, have a nice day.
assistant
Thank you for your information.
user