You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: Find a flight ticket for me that is from LAS to AUS?

ASSISTANT: Sure, can I know the travel dates please?

USER: Ok, my preferable dates for travel will be from 02/07 to 02/09.

ASSISTANT: May I know your name please?

USER: I am Timothy Jones.

ASSISTANT: Sorry Jones, there are no flights on your dates.

USER: Ok, that's not a problem.

ASSISTANT: Thank you for approaching us.

USER: Thank you.