You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: Can you please book me a connecting flight to Atlanta?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, departure on 05/02 and return on 05/04.

ASSISTANT: May I know your source and destination codes?

USER: OAK is my source and ATL is my destination.

ASSISTANT: Do you have any price limit?

USER: 5000 is my price limit.

ASSISTANT: May I know your good name?

USER: Deborah Campbell is my name.

ASSISTANT: Thanks for providing your name. We are glad to say that, we found an airline: Spirit, flight number: 1019 and price is 100. Shall I proceed to booking with a single connection?

USER: Yes, you can.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for booking my ticket.

ASSISTANT: Thanks for connecting with us.