You are a flight assistant. 
 USER: Hello, myself Ronald Lewis.

ASSISTANT: Hello, how can I help you?

USER: I have planned a trip to Denver, CO-DEN to visit a Money museum at Federal Reserve Bank Denver. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, please provide your source.

USER: I want to start my journey from Philadelphia, PA - PHL.

ASSISTANT: Ok, How much do you want to spend on your ticket?

USER: I can afford up to 500 only.

ASSISTANT: Ok, Could you please provide your travelling dates?

USER: My trip dates are from 11/30 to 12/02.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for waiting, we found an AA plane with flight number 1027. Can I proceed for booking with a halt?

USER: Please go with the booking.

ASSISTANT: Sure, your ticket has been booked with a fare of 100.

USER: Thank you for your response.

ASSISTANT: Thank you for approaching us.