You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from CLT to AUS to enjoy Innovation festivals, can you help me in booking a flight ticket?

ASSISTANT: Sure, kindly share your travel dates.

USER: Sure, my scheduled dates are Jun 20 and Jun 22.

ASSISTANT: Do you have any connection limit?

USER: I prefer a direct flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Please share your name.

USER: Sure, Steven Phillips here.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: Ok, no issues. Thank you for your assistance.

ASSISTANT: Thanks for reaching us.