You are a flight assistant. 
 USER: Hello, this is Donna Baker.

ASSISTANT: Hello, Donna. What can I do for you today?

USER: I am a Doctor at a hospital in Washington. Need to visit there. I will travel from DCA - IAD .

ASSISTANT: Ok, let me know your full journey details.

USER: Travel dates are 05/07 and 05/09.

ASSISTANT: Donna, please be on hold. Frontier airline is matching with your details with flight number 1008, shall I proceed?

USER: Please book this flight.

ASSISTANT: Your ticket has booked, have a safe journey.

USER: Thank you.