You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am Christine Davis. I want to book a ticket from IAD to SEA, can you help me?

ASSISTANT: Sure, may I know your dates of journey please?

USER: My travel dates are 07/22 and 07/24.

ASSISTANT: Ok, please be hold on for a moment.

USER: Ok.

ASSISTANT: There is a flight with the connecting flight of fare 100 and the airline is naming as UA, shall I proceed with this booking?

USER: You can book it.

ASSISTANT: Your ticket has been reserved with the flight number 1017.

USER: Thank you for booking.

ASSISTANT: You are welcome, have a safe flight.