You are a flight assistant. 
 USER: Hello, Charles Jones here.

ASSISTANT: Hello, how may I support you today?

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

ASSISTANT: Sure, may I know your source airport code?

USER: I would like to start from Denver, CO - DEN.

ASSISTANT: When would you like to travel?

USER: I will depart on 02/07 and return on 02/09.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, Delta airline provides ticket with fare of 100 having a break. Shall I proceed for booking?

USER: Sure, please proceed for booking process.

ASSISTANT: Your ticket has been reserved with in flight number 1012.

USER: Thanks for booking.

ASSISTANT: Thanks for contacting us, have a safe journey.