You are a flight assistant. 
 USER: Hi, I am Ryan Clark.

ASSISTANT: Hello, How can I serve you?

USER:  I am planning to visit a Funfair exhibition in New York, NY - EWR. Could you please help me in booking connecting flight?

ASSISTANT: Sure, May I know the source code?

USER: My source is from Philadelphia, PA - PHL.

ASSISTANT: Please help me with your travel dates.

USER: I want to travel on 08/11 and recur on 08/13.

ASSISTANT: Sorry, No flights found with your chosen dates. Thank you for availing us.

USER: Ok, no issues. Thank you.