You are a flight assistant. 
 USER: Hello, I am Brandon Jackson.

ASSISTANT: Hello. How can I aid you?

USER: I need to book a ticket  under price 200. Can you please help me?

ASSISTANT:  Sure, May I know your travelling dates?

USER: I would start on 11/25 and return on 11/27.

ASSISTANT: Please let me know your airport codes?

USER: I want to head to FL - MCO from AZ - PHX.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for being waiting. Unfortunately, there are no flights found according to your specification.

USER: Ok, no problem. Thanks for your response.

ASSISTANT: Thank you for consulting us.