You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I'm Patrick Jones.

ASSISTANT: Yes Jones.

USER: I am searching for a direct flight from DEN to AUS, can you help me?

ASSISTANT: Sure, I will help you booking, please share your travelling dates?

USER: My journey dates are from 10/31 to 11/02.

ASSISTANT: Patrick, sorry for the inconvenience, no flights as per your details.

USER: No problem, thank you.

ASSISTANT: It's my pleasure, have a nice day.