You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am looking for a flight from DEN to OAK, can you help me in booking?

ASSISTANT: May I know on what dates would you like to travel?

USER: Sure, my planned travel dates are June 23 and June 25.

ASSISTANT: Do you have any other requirements to be met?

USER: Please look for a connecting flight.

ASSISTANT: Can I have your name please?

USER: Myself Brenda Scott.

ASSISTANT: Frontier airlines providing a connected flight and 1006 is your flight number.

USER: That's fine, please proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you for the service.

ASSISTANT: Thank you.