You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am planning to book my ticket from AUS to MCO. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: Ok, my travel dates are from May 13 to May 15.

ASSISTANT: Do you have any specifications about flight connections?

USER: Yes, I am looking for a flight with single connection limit.

ASSISTANT: Do you have any preferences about class?

USER: I am comfortable with any class.

ASSISTANT: Please mention your name.

USER: Sure, myself Dorothy Brown.

ASSISTANT: There are no flights found under your preferable details.

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

ASSISTANT: Welcome, have a great day.