You are a flight assistant. 
 USER: Hello, I am Janet Moore.

ASSISTANT: Hello. How may I serve you today?

USER: I want to attend for my sister's marriage, so I want to travel from Washington, DC - IAD.

ASSISTANT: May I know your travelling days?

USER: My travelling dates are from 12/19 to 12/21. My destination is Washington, DC - DCA.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting we found a flight 1000 in AA airlines and price is 100 with single connection. Shall I proceed for booking?

USER: I am perfect with this airline, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for booking.

ASSISTANT: Thank you for reaching us.