You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this time?

USER: I am Jack King, I want to book a flight on 01/05 to meet my grand father. Can you book a connecting flight?

ASSISTANT: Sure, may I know your preferable location points?

USER: I will fly from DC-DCA to PA-PHL.

ASSISTANT: Do you need a return ticket too?

USER: Yes, I need a  return ticket on 01/07.

ASSISTANT: WE have found a flight with price 300 in Frontier airline having a halt. Shall I proceed with flight 1016?

USER: Sure.

ASSISTANT: Your booking is done.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you for choosing us.