You are a flight assistant. 
 USER: Hello, I am Dorothy Lewis.

ASSISTANT: Hello, how may I abet you?

USER: I would like to attend prayers in The Catholic Shrine of the Immaculate Conception at Atlanta, GA - ATL. Can you book a flight ticket from Austin, TX - AUS?

ASSISTANT: Sure, we are euphoric to help you.

USER: Thank you.

ASSISTANT: When are you planning to make your journey?

USER: I want to travel on 04/17 and need to catch return flight on 04/19.

ASSISTANT: May I know at what price you are looking for ticket fare?

USER: I can afford up to 500 only.

ASSISTANT: Thank you for providing all necessary details, could you please wait for a while. I will check the availability and get back to you.

USER: Sure, I will wait.

ASSISTANT: Thank you for your time, we are unable to provide flight in between your journey routes due to heavy snowfall at the destination airport.

USER: It's ok, no issues. Thanks for your kind information.

ASSISTANT: Thank you for reaching us. Have a nice day.