You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Eric Parker.

ASSISTANT: How can I assist you today?

USER: I am planning to visit New York to attend a global warming summit, can you please book me a ticket from MCO to EWR?

ASSISTANT: Please can I know the travel dates to book the best flight available?

USER: My preferable journey dates are from May 05 to May 07.

ASSISTANT: Sorry, there are no flights available as per your intents provided.

USER: Ok, not an issue. I will find any alternate for this trip. Thank you for providing information.

ASSISTANT: Thank you for availing our service.