You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Samuel Jackson. I am planning to travel from DCA to PHL.

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

USER: My traveling dates are 04/07 to 04/09.

ASSISTANT: There is a flight in Southwest airline with price 200, can I book it?

USER: Proceed for booking.

ASSISTANT: Your ticket has been booked with flight number 1019.

USER: Thank you.

ASSISTANT: Thank you for approaching us.