You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Richard Williams, want to travel from LAX to DEN. Can you please help me?

ASSISTANT: Sure, may I know your trip dates please?

USER: My trip dates are from 10/17 to 10/19.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting and we have found a flight in economy class with 1 connection in Spirit airlines and the fare of your flight will be 200. Do you like me to proceed your booking with this flight?

USER: Please proceed with the booking.

ASSISTANT: Ok, your ticket is booked with the flight number 1000.

USER: Thank you.

ASSISTANT: Most welcome.