You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking a flight ticket from Washington, IAD to Denver, DEN?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My journey dates are from Sept 20 to Sept 22.

ASSISTANT: Do you have any limits on number of connections?

USER: I need a flag stop in between my journey.

ASSISTANT: Do you have any another specifications on your journey?

USER: I prefer to travel in normal cost airlines.

ASSISTANT: May I know your name for the booking?

USER: My name is Dorothy White.

ASSISTANT: American Airlines providing a flight with the price 200 with single connection. Can I proceed for the booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Your flight ticket reservation done with the flight number 1008.

USER: Thanks for your help.

ASSISTANT: Welcome, thank you for reaching us.