You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you now?

USER: Will you help me in booking the flight ticket from LAS to MCO?

ASSISTANT: Sure, can I have your travel dates  please?

USER: My travel dates are July 13 and July 15.

ASSISTANT: Ok, please  let me know your  preferable timings of your  journey.

USER: I am comfortable in any timings.

ASSISTANT: Do you  have any other specifications?

USER: I prefer to travel in direct flight.

ASSISTANT: Can I have your  good name  please?

USER: Myself Jerry Baker.

ASSISTANT: Sorry to inform you that no flight is available to you on your  planned dates.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for choosing us.