You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. In which way I can aid you at this moment?

USER: I am Kathleen Walker, can you help me to book a flight from EWR to DEN?

ASSISTANT: Sure, I am happy to aid you in booking flight ticket. Could you please mention your preferable travel dates for booking flight ticket?

USER: My travelling dates are 09/02 and 09/04.

ASSISTANT: Just give me a moment, I will check flight availability in this route as per your requested details.

USER: Sure, please search for a flight within 500 price limit.

ASSISTANT: Sure. Based on your information, I have found a flight with 0 connection with the fare of 200 provided by Hawaiian airlines. Shall I confirm this flight ticket for you?

USER: Proceed with booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1007.

USER: Thank you for your help.

ASSISTANT: You are welcome Kathleen Walker.