You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Betty Baker.

ASSISTANT: Betty, how can I assist you?

USER: I would like to surprise my children by taking them to Oakland Zoo, can you find the tickets availability on 02/06 to 02/08.

ASSISTANT: Sure, I can find the best flight for you. Please provide your source and destination airport codes.

USER: My origin is from AUS and my destination is to OAK airport.

ASSISTANT: Please wait for a moment.

USER: Take your own time and find a best flight for me.

ASSISTANT: Flight number 1000 of Frontier airlines is available for you.

USER: Ok, please proceed the booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.