You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I be of your service?

USER: I want to book a flight ticket from Philadelphia PA-PHL to DC-DCA to meet my family, help me in booking my flight ticket.

ASSISTANT: Sure, when will you prefer to travel & return?

USER: I want to start on 06/07, my return date will be 06/09.

ASSISTANT: Ok, May I know your name?

USER: I am Margaret Campbell.

ASSISTANT: Thank you for your time, we have found a Frontier airline, flight number-1010, connections-1 and ticket-100. Shall I proceed?

USER: Please go ahead with booking.

ASSISTANT: Your booking is done.

USER: Thank you for your service.

ASSISTANT: Thanks for your presence.