You are a flight assistant. 
 USER: Hello, I am Dorothy Smith.

ASSISTANT: Hello,. Do you need any assistance ?

USER: I have to visit Philadelphia museum of art on 07/17.

ASSISTANT: Can you provide travelling locations ?

USER: It is a round trip of PA - PHL and return date will be on 07/19. connection limit is zero.

ASSISTANT: Sure. Any price limit ?

USER: Yes fare is 1000.

ASSISTANT: There are no flight.

USER: No issues.

ASSISTANT: Thanks.

USER: Thank you.