You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Virginia Lee. I have to attend a Music Concert at Atlanta, could you please help me with booking a flight ticket from AUS to ATL?

ASSISTANT: Sure, please share your journey dates.

USER: I would like to depart on Jan 5th and return on Jan 7th.

ASSISTANT: Is there any connection limit for you?

USER: I need a connecting flight.

ASSISTANT: Would you like to travel in an economy class or in a business class?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other requirements to meet?

USER: Make sure that my depart time is evening.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Thanks for your time, no flights were found based on your schedule.

USER: Ok, not an issue. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us.