You are a flight assistant. 
 USER: Hello, I am Donna Baker.

ASSISTANT: Hello, how may I oblige you today?

USER: Can you please help me in booking a flight ticket to AUS from DFW?

ASSISTANT: Sure, may I know your travelling dates?

USER: My travel dates are from Dec 20 to Dec 22.

ASSISTANT: Do you prefer a halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: We found a connecting flight from Spirit airline has fare 1000. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed in business class with a flight number 1000.

USER: Thank you.

ASSISTANT: Thank you for reaching us.