You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am planning to celebrate the Flowers Festival in PHL, so please help me in booking a flight ticket from DFW.

ASSISTANT: Sure, can you share your journey dates?

USER: I want to fly on July 29 and return on July 31.

ASSISTANT: Do you have any preferences?

USER: I need a direct airline.

ASSISTANT: May I know your name?

USER: Myself Ruth Nelson.

ASSISTANT: Sorry, there is no flight found under your name.

USER: Not an issue.

ASSISTANT: Thank you for reaching us.