Hello.
user
Hello, how may I help you?
assistant
Can you please help me to book a flight from LAX to ATL?
user
 Sure, may I know your preferable dates of journey?
assistant
My travel dates are Apr 04 to 06.
user
Do you have any connection limit?
assistant
I prefer direct flight.
user
Please let me know if you have any other specifications.
assistant
My depart time should be afternoon.
user
Can I know your good name?
assistant
I am Charles Adams.
user
Sorry, no flights are available in this route as per your requested dates.
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant