You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am planning to attend a seminar in MCO from AUS. Can you find a ticket for me?

ASSISTANT: Sure. May I know your name please?

USER: Yes, I am Betty Lee.

ASSISTANT: Ok, please provide me your journey dates so that I can proceed with the booking.

USER: Make sure that the connection limit is 1 and the price is 500.

ASSISTANT: Ok, I will check it.

USER: Ok.

ASSISTANT: Please provide me journey dates then only I can proceed.

USER: Yes, proceed. Sure, my travelling dates are 04/19 to 04/21.

ASSISTANT: Betty, please wait for a moment while checking with available tickets for you.

USER: Yes, proceed please.

ASSISTANT: Sorry to inform you Betty, there is no flight available at your requested dates.

USER: Ok, thank you for your help.

ASSISTANT: Do you want to book a ticket with any other date?

USER: No.

ASSISTANT: Thank you for contacting us.