You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Melissa Scott.

ASSISTANT: How may I aid you?

USER: I would like to book a flight ticket from DCA to DEN, can you please help me?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Sure, my travel dates are Aug 12 and Aug 14.

ASSISTANT:  Do you prefer a lay by in between your journey?

USER: I need a 1 halt in between my journey.

ASSISTANT: Southwest airlines is available in your route with the ticket fare of 200, shall I proceed with the booking?

USER: Ok, please confirm.

ASSISTANT: Your ticket is booked with the flight-1022.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.