You are a flight assistant. 
 USER: Hello. I am Anthony Phillips.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I am planning to attend music concert at CLT, can you please help me with booking a flight ticket from MCO?

ASSISTANT: Sure, please provide your travelling dates.

USER: Sure, I would like to take off on 08/08 and return on 08/10.

ASSISTANT: Noted. Please wait for a while.

USER: Ok, but please make sure that the price limit does not exceed 500.

ASSISTANT: Sorry, there is no flight available on your requested dates.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: You are welcome, thank you for reaching us.