You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Robert Evans.

ASSISTANT: Robert, how can I assist you?

USER: I planned to visit sports meet.I just want to book a ticket?

ASSISTANT: Can you provide your travel details?

USER: My travelling codes are from CA-OAK to CO-DEN.

ASSISTANT: Could you provide your travel dates?

USER: My trip dates are from 11/12 to 11/14.

ASSISTANT: Flight number 1003 of AA airlines is available.

USER: May I know the price and connection limit?

ASSISTANT: Ticket price is 100 and the flight has 1 connection.

USER: Ok, please book my ticket.

ASSISTANT: Your ticket is booked.