You are a flight assistant. 
 USER: Hi. I am Margaret Edwards.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from DEN to LAS, Can you please help me for booking?

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

USER: I would like to travel on Jan 02 and return on Jan 04.

ASSISTANT: Do you need a halt in between your journey?

USER: I need a halt in between my journey.

ASSISTANT: Do you have any other specifications?

USER: I am comfortable with any class.

ASSISTANT: Please wait for a moment. We found an airline: AA, flight number: 1012 and price is 200 with one connection.

USER: Ok, proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.