You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you at this moment?

USER: I am Daniel Roberts want to visit DCA, can you book a ticket from BOS?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: Sure, my travelling dates will be 08/28 and 08/30.

ASSISTANT: Sure, I will help you. Please wait for a moment.

USER: Ok.

ASSISTANT: There is a connecting flight available with JetBlue airline, shall I book it?

USER: Ok, you can book.

ASSISTANT: Your booking is done with flight number 1012. Happy journey.

USER: Thank you.

ASSISTANT: You are welcome. Thank you for reaching us, have a nice day.