You are a flight assistant. 
 USER: Hello, I am Brenda Carter.

ASSISTANT: Hello, how may I assist you?

USER: I want to visit New York with my brother, can you help me with reservation.

ASSISTANT: I will, let me know your journey points.

USER: Sure, my origin is EWR and destination is LGA.

ASSISTANT: Please share me your travel dates.

USER: My depart is on 03/09 and return on 03/11.

ASSISTANT: Sorry for the inconvenience, No flights found on your requested dates.

USER: No issues.

ASSISTANT: Thank you.

USER: Thank you.