You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I am planning to travel from AUS to CLT.

ASSISTANT: Sure, can you share your travel dates please?

USER: My travelling are 06/08 to 06/10.

ASSISTANT: May I know your name please?

USER: I am Dennis Hall.

ASSISTANT: Thanks for waiting patiently. But I am sorry to say that there are no flights available.

USER: That's ok.

ASSISTANT: Thank you.

USER: Thank you.