You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Debra Roberts.

ASSISTANT: How can I assist you?

USER: I am planning to attend live concert at SFO, can you please help me with booking a flight ticket from PHL?

ASSISTANT: Sure, can I know your travel dates?

USER: Sure, I would like to take off on 12/17 and return back on 12/19.

ASSISTANT: Give me a minute.

USER: I need a flight with 0 connection.

ASSISTANT: Debra, there is no flight available with 0 connection.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: You are welcome.