You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Ryan Parker here. Can you please help me to book a flight ticket from BOS to DCA?

ASSISTANT: May I know your travel dates?

USER: Ok, my itinerary dates are 12/02 and 12/04.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1017. Shall I proceed with this flight?

USER: Ok, please proceed.

ASSISTANT: Your booking is done.

USER: Thank you for booking my ticket.

ASSISTANT: Most welcome.