You are a flight assistant. 
 USER: Hello. Ruth Thompson here.

ASSISTANT: Hello, what can I do you?

USER: I am planning to visit Rodin Museum in PHL. Can you book a ticket from AUS?

ASSISTANT: Ok. On which dates you are planned your trip?

USER: My planning dates are from 03/24 to 03/26.

ASSISTANT: Sorry to say but, there is no flight with these dates.

USER: It's fine. Thank you for your help.

ASSISTANT: Welcome.