You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you at this moment?

USER: As I am lawyer I need to travel to various places for my clients, but now I need to travel Denver for a client in the month of January. So, assist me to book a flight ticket for my journey from my current location Philadelphia.

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: Thank you for considering my request, my travelling dates are from Jan 29th to Jan 31st.

ASSISTANT: May I have your nearby airport codes please?

USER: Yes, my nearest airport codes are PHL and DEN.

ASSISTANT: Please wait for a moment. In meanwhile mention the limitations you need in your journey.

USER: Sure, I need a single connected flight for my journey.

ASSISTANT: There is a connecting flight available with Hawaiian airline which is offering low cost tickets in economy class, shall I proceed?

USER: Yes, do proceed with my booking with my name Brandon Garcia.

ASSISTANT: Your booking is done with flight number 1007. Happy journey.

USER: Thanks for your kind and quick service.

ASSISTANT: You are welcome, have a nice day.