You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Timothy Walker, I want to book a flight ticket from DC-DCA to PA-PHL., help me with it.

ASSISTANT: Sure, I will help you. May I know your trip dates?

USER: Thank you. I am planning to start on 01/04, my return date will be 01/06.

ASSISTANT: Do you have any other requirements?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight with price of 200 and 1018 flight number. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your seat has been reserved with Spirit airline.

USER: Thank you for your kind service.

ASSISTANT: Thank you for availing us.