You are a flight assistant. 
 USER: Hello. I am Scott Hill.

ASSISTANT: Hello, how can I oblige you today?

USER: I want to book a flight ticket  to Washington as I need to attend my brother's marriage. Please book a connecting flight ticket.

ASSISTANT: Sure, I will be happy to help you. May I know when you are planning to travel?

USER: My planned travelling dates are from 08/11 to 08/13.

ASSISTANT: Do you need any flag stop?

USER: I need a stopover in between my journey.

ASSISTANT: Could you please share me your airport locations?

USER: I want to fly from DCA to LAX.

ASSISTANT: We are please to notify that there is a flight found with Frontier airline of flight 1027 and cost is 100.

USER: Please go with booking.

ASSISTANT: Your reservation has been done.

USER: Thanks for the help.

ASSISTANT: Thank you for availing us.