You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Do you have any flight to travel from Austin, TX - AUS to Houston, TX - IAH. Can you check once is there any flight is available for this route?

ASSISTANT: Yes, I will search it, will you please provide me your travelling dates?

USER: Travel dates are 06/10 and 06/12.

ASSISTANT: Before proceeding, may I know your name please?

USER: I am Paul Hill.

ASSISTANT: Sorry Paul, there is no flight available to travel from AUS to IAH on your provided dates. Do you have any other dates to travel?

USER: It's ok, I will try with another way to reach there. No, thanks. Anyways, thank you very much.

ASSISTANT: Ok, have a nice day.