You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am George Baker, help me to book a flight on 08/02 to visit my grand parents house. Can you help me to book a flight?

ASSISTANT: Sure, please let me know your airport codes.

USER: My source point is DC-IAD ans destination is TX-DFW.

ASSISTANT: Can I have your return date please?

USER: I will return on 08/04.

ASSISTANT: There is a flight with price 100, flight number is 1009. Shall I make a move with a stop over?

USER: Sure.

ASSISTANT: Your ticket has been confirmed with Southwest airlines.

USER: Thank you for helping me.

ASSISTANT: Thanks for contacting us.