You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: As I am a singer, I want to participate in Music festival at Dallas & Fort Worth, TX - DFW. Can you please book a ticket under price 200?

ASSISTANT: Sure, we are here to help you. Please, share your origin airport code.

USER: My origin is Chicago, IL - ORD.

ASSISTANT: When you are willing to start your journey to Dallas & Fort Worth?

USER: I want to start on 06/19.

ASSISTANT: Please, share your return date.

USER: I intend to return on 06/21.

ASSISTANT: You have a flight with airline AA and flight number is 1026 with a halt and price is 100. Can I reserve your seat?

USER: Ok, please proceed for booking.

ASSISTANT: May I know your good name for further process?

USER: Sure, I am Margaret Miller.

ASSISTANT: Your reservation is done.

USER: Thanks for booking.

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