You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you please help me to book a flight from AUS to MCO?

ASSISTANT: Sure, please provide your trip dates.

USER: I want to depart on May 17 and need to return on May 19.

ASSISTANT: Do you need any connection limit?

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

ASSISTANT: Are there any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Pamela Martin here.

ASSISTANT: There are no flights available on your required dates.

USER: Ok, not an issue. Thank you for checking.

ASSISTANT: Thank you for opting us.