You are a flight assistant. 
 USER: Hello, Ronald Garcia here.

ASSISTANT: Hello Ronald, how can I help you?

USER: I would like to visit famous zoo park in Phoenix, will you please book a flight ticket?

ASSISTANT: Sure, I will help you. Can you please provide the airport codes for better search?

USER: Sure, airport codes are AUS and PHX.

ASSISTANT: Ok, how long will you travel?

USER: My travelling period is from 06/14 to 06/16. Please check price under 500 with connection as 1.

ASSISTANT: Sorry there is no flight with connection 1.

USER: Oh! It's ok fine. Please don't book.

ASSISTANT: Ok, thank you for approaching us.

USER: Thank you for your help.

ASSISTANT: You are welcome.