You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Pamela Wilson. I need to attend a cultural festival in New York city. So please help me with flight ticket booking from Washington.

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: Sure, I need to travel on dates of 07/10 and 07/12.

ASSISTANT: May I know your airport codes?

USER: Sure, I have planned to travel from DCA to LGA.

ASSISTANT: There is a connecting flight with price 100, shall I proceed?

USER: That is fine, please proceed with booking.

ASSISTANT: Your booking is done with flight 1004.

USER: Thank you for your help.

ASSISTANT: Welcome.