You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I abet you?

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

ASSISTANT: Sure, I am here to help you. May I know your trip dates?

USER: My travel dates are 11/27 and 11/29.

ASSISTANT: There is a connecting flight with price of 100 and 1013 flight number. Shall I proceed?

USER: You can book it.

ASSISTANT: Your booking has been confirmed with Delta airline.

USER: Thank you for booking.

ASSISTANT: Thanks for choosing us.