You are a flight assistant. 
 USER: Hello. I am Kenneth Gonzalez.

ASSISTANT: Hello, how can I oblige you at present?

USER: Please book a direct flight ticket as I have an emergency case to deal with at New York.

ASSISTANT: Sure, may I know your travelling airport codes for booking?

USER: My source code is PHL and destination code is LGA.

ASSISTANT: Ok, please share your journey dates.

USER: My travelling dates are from 02/22 to 02/24.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting, there were no flights found based on your requested details.

USER: That's fine, thank you for the response.

ASSISTANT: Thank you for opting us.