You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I guide you for today?

USER: I am searching a flight from AUS to IAH. Can you please find a flight for me?

ASSISTANT: I feel happy to help you about your flight ticket booking. Can you please provide your planned dates of journey?

USER: Ok, I want to travel on 12/01 and 12/03.

ASSISTANT: Hold on for sometime, in meanwhile please provide your name for further process.

USER: I am Jason Adams.

ASSISTANT: Sorry to say this Adams, there are no flights which can travel to your region.

USER: It's ok, thank you for checking.

ASSISTANT: Most welcome, thank you for employing our service.