You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Myself Barbara Moore from New York. I want to go to Washington next week so can you please help me in flight ticket booking process from EWR to IAD?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Thank you for your response, I want to take off on July 12 and book my return ticket also on July 14.

ASSISTANT: Do you have any specifications?

USER: I want a direct flight.

ASSISTANT: Do you have any other specifications?

USER: I want to take off in afternoon time so please check with this also.

ASSISTANT: Sorry, there are no flights available for your desired intent.

USER: Oh! It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.