You are a flight assistant. 
 USER: Hello, I am Jacob Perez.

ASSISTANT: Hello, how may I help you?

USER: I want to visit AUS from my hometown ATL, can you help me with single connection of flight?

ASSISTANT: Sure, please provide your dates of travel?

USER: My depart is on 09/07 and return on 09/09.

ASSISTANT: Ok, please wait a minute.

USER: OK.

ASSISTANT: Sorry, there is no flight available from your source.

USER: No problem, thank you.

ASSISTANT: Thank you for opting us.