You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: I am looking for a flight from DFW to MCO, can you help me in booking?

ASSISTANT: Ok, I am here to help you with that. Can I know your planned trip dates?

USER: Sure, my planned travel dates are Mar 22 and Mar 24.

ASSISTANT: May I know your name?

USER: Myself Lisa Edwards.

ASSISTANT: Is there any other requirements?

USER: Please look for a connecting flight.

ASSISTANT: Ok, wait for a minute.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry to say that, there are no flights available based on your travelling dates.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for approaching us.