You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am planning to visit Phoenix, can you please book me a direct flight ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My preferable journey dates are from 12/11 to 12/13.

ASSISTANT: Can you please share your source and destination airport codes?

USER: My nearest airport codes of travelling are from MCO to PHX.

ASSISTANT: There is a flight available on your requested dates from Jet blue airlines with 1 connecting flight.

USER: Please find direct flight on this route.

ASSISTANT: Sorry, there is no flight available for your request.

USER: Ok, not an issue. I will find any alternate for this trip.

ASSISTANT: May I know your good name please?

USER: My name is Jeffrey Smith.

ASSISTANT: Thank you.

USER: Thank you for providing information.