You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I want to head to Washington DC-DCA to give a seminar in my client place, can you help me to book a flight ticket?

ASSISTANT: Sure, can you please share your journey dates?

USER: My travelling dates are 02/02 to 02/04.

ASSISTANT: May i know your price limit?

USER: I need the ticket with in the price limit 5000.

ASSISTANT: Please forward your origin?

USER: My origin airport is FL-MCO.

ASSISTANT: May I know your name please?

USER: I am Edward King.

ASSISTANT: Ok, please hold on a minute. I will revert you.

USER: Ok, make sure that I need a direct flight.

ASSISTANT: Thanks for your precious time. There are no direct flights found with your details.

USER: Ok, thanks for your service.

ASSISTANT: Thank you for reaching us. Have a good day.