You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you?

USER: I am Nancy Edwards, I want to book a flight ticket from Charlotte NC-CLT, help me in booking my flight ticket to Washington DC-IAD.

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: My travelling dates will be 01/13 to 01/15.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: Please, wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patience, there is a direct flight available with your given requirements. Shall I proceed?

USER: Ok,I am comfortable with it, please proceed.

ASSISTANT: Your ticket has been confirmed with flight number: 1009, airline:Hawaiian, price 100.

USER: Thank you.

ASSISTANT: Thank you for reaching us.