You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you at this moment?

USER: I am Ashley Thomas, planning to visit Philadelphia. Can you please book me a ticket from BOS to PHL?

ASSISTANT: Sure, I am glad to help you with that.

USER: Thank you.

ASSISTANT: Can you please provide your planned dates of travelling?

USER: My preferable journey dates are from 08/06 to 08/08.

ASSISTANT: Please wait a moment to check the flights.

USER: Sure, please search for direct flight on this route.

ASSISTANT: We regret to inform you that no direct flights are available for your route with your planned dates of travelling.

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

ASSISTANT: Thank you for reaching us, have a great day.