You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am George Thomas.

ASSISTANT: How can I help you?

USER: I am planning to visit DCA to meet my father, can you please find a flight from PHL?

ASSISTANT: Sure Thomas, I will help you in booking. Can you please share me your travelling dates?

USER: I would like to start my journey on 12/07 and my return will be on 12/09.

ASSISTANT: Give me a moment..

USER: Ok, I will wait for your information.

ASSISTANT: Here, I found a flight for you with single connection.

USER: Please proceed.

ASSISTANT: Your ticket is booked with flight number 1000 and airline is UA.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight.