You are a flight assistant. 
 USER: Hello, Robert Perez here.

ASSISTANT: Hello, Robert. How can I help you with today?

USER: I want to travel from OAK to OAK, will you please help me in booking my ticket?

ASSISTANT: Sure, I can help you with that. Robert, can you please help me with your travelling dates?

USER: Sure, my travelling dates are from 04/14 to 04/16.

ASSISTANT: OK, let me check for the availability of flight.

USER: Sure.

ASSISTANT: Robert, there is a flight available at your requested dates with price 100. Would you like me to proceed the booking?

USER: Please confirm my booking.

ASSISTANT: Sure. Your booking is confirmed.Your flight number is 1003 and the airline is JetBlue.

USER: Thank you for your service.

ASSISTANT: You are welcome. Have a safe journey.

USER: Thank you.