You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Could you please help me to book a flight ticket from San Francisco to exhibit my paintings at Denver art gallery in Denver?

ASSISTANT: Sure, I am here to help you. May I know your planned trip dates?

USER: I would like to start my journey on Aug 17th and my return date would be on Aug 19th.

ASSISTANT: Can you please share your airport codes?

USER: I want to start my journey from SFO and my landing airport code is DEN.

ASSISTANT: Do you have any connection limit preference?

USER: I prefer to fly with the connecting flight for this time.

ASSISTANT: Do you have any class preference?

USER: No more specifications for this trip.

ASSISTANT: Could you help me with your name please?

USER: I am Nicholas Taylor.

ASSISTANT: Thank you for sharing all the details. Here I found a connecting flight with Spirit Airlines and the airfare is about 200. Shall I proceed in booking with flight 1001?

USER: That's perfect, you can proceed with the booking.

ASSISTANT: Nicholas Taylor, your ticket is reserved for a economy class.

USER: Thank you for your support in booking.

ASSISTANT: Thank you for reaching us.