You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to book a ticket from OAK to DEN?

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

USER: My travelling dates are on Dec 17 and Dec 19.

ASSISTANT: May I know your connection limit?

USER: I prefer a single connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your good name?

USER: My name is Janet Jones.

ASSISTANT: We found an airline: United Airlines, flight number: 1016 and price is 200 with one connection.

USER: You can proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you .

ASSISTANT: Thank you for reaching us.