You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I am Amy Carter. I want to book a ticket from IAD to DCA, can you help me?

ASSISTANT: Sure, may I know your travel dates please?

USER: My travel dates are 03/16 and 03/18.

ASSISTANT: Please wait for a moment. While I am searching for the available flights. Thanks for your patience. I have found UA airlines which flies with one connection.

USER: You can book it.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1005.

USER: Thank you for booking.

ASSISTANT: Thank you.