Hello, David Evans here.
user
Hello, how can I help you today?
assistant
I need you to book a flight ticket from LAS to ATL. So that I can meet my grandparents and celebrate their wedding day.
user
Sure, I am glad to help you in booking process. Can you please share your travel dates?
assistant
October 3 and 5 are my planned travel dates.
user
May I know your departure time and return time?
assistant
I wish to depart in the afternoon.
user
Do you have any specification?
assistant
I need a break in my journey.
user
Sorry, no flights are available on your preferable travel dates.
assistant
That's ok. Thanks for your time.
user
Thank you for reaching us, have a nice day.
assistant