You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Mary Brown. Can you please book me a ticket from JFK to DCA?

ASSISTANT: Sure Mary, can I know the travel dates please?

USER: My travel dates are from 12/22 to 12/24.

ASSISTANT: Ok, wait a moment please.

USER: Ok.

ASSISTANT: There is a flight in Hawaiian airline, can I book it?

USER: Yes.

ASSISTANT: Your ticket has been booked with flight number 1008.

USER: Thank you.

ASSISTANT: Thank you for approaching us.