You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: My name is Barbara Jones. I want to book a flight ticket from SFO to IAD to attend seminar.

ASSISTANT: Ok, please provide me your price limit?

USER: Price limit is 200. And connection is 1.

ASSISTANT: May I know your planned dates please?

USER: My scheduled dates are 06/05 and 06/07.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: Sorry for the inconvenience, there were no flights found with your requested dates.

USER: Ok, No problem.

ASSISTANT: Thank you for availing us, have a safe journey.

USER: Thanks for the information.