You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I have a plan to attend nature festival in BOS, can you please assist me in making an airline reservation from PHL?

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

USER: My planned travel dates are Sept 8th and Sept 10th.

ASSISTANT: Please provide me the specifications.

USER: I need a direct flight.

ASSISTANT: May I know the name?

USER: Susan Perez.

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

USER: Ok, no worries at all. Thank you.

ASSISTANT: Thank you for reaching us.