You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Deborah Lewis.

ASSISTANT: Lewis, how can I assist you?

USER: There is an examination for me in Atlanta, ATL. So, can you please check the flight ticket from OAK?

ASSISTANT: Sure, please provide your trip dates.

USER: My trip dates are 11/20 and 11/22.

ASSISTANT: Please hold on for a while.

USER: Ok, take your own time.

ASSISTANT: Flight 1000 of Southwest airlines is providing service with 1 connection and ticket costs you 200.

USER: That's fine, please go ahead with confirmation.

ASSISTANT: Your ticket is reserved.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.