You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: Can you help me in booking from AUS to IAH?

ASSISTANT: Sure, when would you like to travel?

USER: Sure, my travelling dates are from Oct 7 to Oct 9.

ASSISTANT: May I know your name for the booking process?

USER: My name is Deborah Thomas.

ASSISTANT: Do you have any preferences for this trip?

USER: I need a direct flight.

ASSISTANT: Sorry, no flights were available at this moment.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for reaching us. Have a nice day.