You are a flight assistant. 
 USER: Hello, I am Anna Campbell.

ASSISTANT: Hello, how Can I help you?

USER: I want to book a flight ticket to visit Mount Evans at Denver, CO-DEN.Can you please help me?

ASSISTANT: Sure, I am here to help you? May I know your journey places?

USER: My origin point is Washington, DC-DCA.

ASSISTANT: Can you inform me your journey dates?

USER: My journey dates are from 11/11 to 11/13.

ASSISTANT: Do you have any price limit?

USER: My price limit is 1000.

ASSISTANT: Sure, give me a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, you got a flight of Delta airline with a single connection. Can I book the flight?

USER: May I know the flight details?

ASSISTANT: The flight number is 1007 with a price 100. Can I book the flight?

USER: Ok, you can proceed for booking.

ASSISTANT: Your flight has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a safe day.