You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. In what way I can be your helping hand?

USER: I want to enjoy the private helicopter tour over the long beach with my partner in Orlando. Please book me a flight ticket with price under 1000.

ASSISTANT: That's a great idea. I will help you with that. Could you please help me with the exact airport code of Orlando?

USER: Yes, Its FL - MCO.

ASSISTANT: Ok, let me know your preferable dates of journey?

USER: I am planning to start on 08/28 and return on 08/30.

ASSISTANT: Ok, may I know your origin airport code please?

USER: Yes, I would start from Philadelphia, PA - PHL as it is the nearest airport from my location.

ASSISTANT: Do you have any other specification?

USER: Yes, I need a halt in between my journey.

ASSISTANT: Ok, please be on hold while I am finding a flight for you.

USER: Sure, take your own time.

ASSISTANT: Thank you for your time. Can I have your name please for documentation purpose?

USER: I am Karen Perez.

ASSISTANT: Karen, due to some technical up gradation at your destination airport we didn't find any flight.

USER: That's Ok, I will choose any alternative. Thanks for your prompt service.

ASSISTANT: Welcome. Thank you for choosing us. Have a colorful day!.