You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me in booking a flight ticket from Las Vegas, LAS to Denver, DEN?

ASSISTANT: Can you share your trip dates?

USER: My journey dates are from Dec 13 to Dec 15.

ASSISTANT: Do you need any connections?

USER: I need a lay by in between my journey.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Dorothy Baker.

ASSISTANT: Connecting flight number 1006 with price 100 in economy class is available. Is it ok?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.