You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me to book flight ticket from AUS to PHX?

ASSISTANT: Sure, I am here to help you in booking. Can you please share your travel dates?

USER: My travelling dates are Mar 5 and Mar 7.

ASSISTANT: Ok, may I know your name?

USER: Sure, I am Joseph Robinson.

ASSISTANT: Let me know your connection limit.

USER: I require a stopover in between my journey.

ASSISTANT: Do you have any specification?

USER: I do not have any other specifications.

ASSISTANT: Ok, please hold on for a while.

USER: Sure.

ASSISTANT: Sorry, no connecting flights are available on your preferable travel dates.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.