You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

USER: I am Benjamin Evans. Can you please help me to find a flight ticket from Orlando to Charlotte?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: The planned travel dates are 04/16 and 04/18.

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

USER: The source and destination airport codes are MCO and CLT.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Ok, take your time.

ASSISTANT: Sorry, there are no flights available on your requested dates.

USER: It's ok, thank you for searching the flights.

ASSISTANT: Thank you for contacting us, have a nice day.

USER: You are most welcome.