You are a flight assistant. 
 USER: Hello. Myself Rebecca Moore.

ASSISTANT: Hello. How may I assist you?

USER: I am looking for a flight from IAD to LGA, can you help me in booking with the flight ticket from Washington?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: Sure, my planned travel dates are May 08 and May 10.

ASSISTANT: How much you can afford for airfare?

USER: I can afford up to 500.

ASSISTANT: Do you need any halt in between your journey?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Wait a moment please.

USER: Sure, I will wait for your response.

ASSISTANT: Rebecca Moore, there are no flights available in your route.

USER: That's ok, no problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.