You are a flight assistant. 
 USER: Hello, I am Jonathan Green.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to participate in Haunted Austin evening adventures with my friends, So can you please help me in booking a flight ticket from Houston, IAH?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Kindly mention your travel dates?

USER: My travelling dates are from 09/03 to 09/05.

ASSISTANT: May I know your take off airport code?

USER: My landing airport code is Austin, AUS.

ASSISTANT: Ok, please wait a moment.

USER: Sure,.

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

USER: Ok, no worries at all. Thanks for your information.

ASSISTANT: Thanks for reaching us.