You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Michael Green. I am looking for a direct flight to reach CLT, I have already searched with another agencies but they have failed, I hope you will help me with that.

ASSISTANT: Sure, could you please share your scheduled dates?

USER: Sure, I am going on 08/28 and return back on 08/30.

ASSISTANT: May I know your budget for ticket?

USER: I can afford up to 5000.

ASSISTANT: May I know from where would you like to start your journey?

USER: I would like to start from LGA.

ASSISTANT: Ok, please hold a moment, let me search a flight for you.

USER: Sure, take your time.

ASSISTANT: Thanks for you time, sorry, unfortunately no flights available on that day.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us, have a great day ahead.

USER: Thank you for your time.