You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER:  I am exhibiting my paintings in Washington DCA on 08/13. Please book a flight from MCO, return date of travel is 08/15.

ASSISTANT: Sure, Thanks for providing your details. Please wait for a couple of minutes, I will examine and notify you the flight details.

USER: Sure, I will wait.

ASSISTANT: Thanks for your patience. Sorry, no flights were found based on your details.

USER: Ok, Thanks for your information.

ASSISTANT: May I know your good name please?

USER: I am Mary Allen.

ASSISTANT: Ok, Mary Allen, Thanks for choosing us. Have a nice day.

USER: Ok,Thank you.