You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Helen Thomas.

ASSISTANT: How should I assist you today?

USER: I need your help in booking a flight ticket from HOU to AUS.

ASSISTANT: Sure, I will help you with that. Please provide me your travel dates too.

USER: From 10/28 to 10/30.

ASSISTANT: Ok, please be hold on for a moment. Thank you for waiting. I have found a flight 1000 in Spirit airlines with connection 1. Shall I proceed with booking?

USER: Yes, please proceed.

ASSISTANT: Your ticket has confirmed.

USER: Thank you for your help.

ASSISTANT: Most welcome. Thank you for choosing us.