You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Robert Allen.

ASSISTANT: How can I help you today?

USER: I have a plan to meet my friend in Philadelphia, can you help me for booking a flight ticket?

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

USER: My travelling dates are 11/07 and 11/09.

ASSISTANT: Ok, may I know your airport codes?

USER: My source airport code is DFW and destination airport code is PHL.

ASSISTANT: Here, I found a flight for you with 1 connection and fare is 100. Shall I proceed?

USER: Yes, I am fine with these specifications, you can proceed for booking.

ASSISTANT: Your booking is done with flight 1001 and airline is Delta.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight.