You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER:  I want to take a part in a rally to support the poor children , help me in booking my flight ticket from New York.

ASSISTANT: Sure, could you please help me with your boarding and landing airport codes?

USER: My journey starts from NY-EWR to FL-MCO.

ASSISTANT: Kindly, mention your planned dates of journey.

USER: My trip dates are 05/16 to 05/18.

ASSISTANT: May I have your name please to proceed further?

USER: I am John Garcia.

ASSISTANT: Unfortunately, no flights were found on your requested dates.

USER: No issues. Thank you for your information.

ASSISTANT: Thank you for serving you.