You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Virginia Moore, I want to book a connecting flight to New York to visit my uncle home. Can you book a flight within fare of 200?

ASSISTANT: Sure, may I know your source and destination codes?

USER: My source point is DC-IAD and my destination is NY-LGA.

ASSISTANT: Can you please provide me your planned travel dates?

USER: I like to fly on 07/07 and return on 07/09.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for opting us.