You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: Please book a ticket from New York, NY-EWR to Orlando, FL-MCO.

ASSISTANT: Sure. Do you have any requirements to met?

USER: Price limit is 500.

ASSISTANT: May I know your good name please?

USER: My name is Jack Hall.

ASSISTANT: Kindly, share your travelling dates to proceed further.

USER: My travelling dates are from 02/28 to 03/01.

ASSISTANT: Please, hold on for a while.

USER: Ok.

ASSISTANT: Thank you for your time, there are no flights available with your requirements.

USER: Thanks.

ASSISTANT: Thank you for reaching us.