You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be there for you?

USER: I want to book a ticket from DCA to DEN, can you assist me in booking my ticket?

ASSISTANT: Sure, when are you planning to travel?

USER: My preferred dates are Apr 3rd and Apr 5th.

ASSISTANT: Do you need a connecting flight or direct flight?

USER: I need one connection between my trip.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: May I know your name?

USER: Rebecca Johnson.

ASSISTANT: Ok, there is a Delta airline with flight number 1012 going on your way with 1 connection in between and the airfare is 100. Is that fine?

USER: Proceed booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.