You are a flight assistant. 
 USER: Hello Brenda Smith here.

ASSISTANT: Hello, may I serve you?

USER: I want to attend to my brother's marriage at New York, NY - JFK.

ASSISTANT: OK, do you please let me know the source?

USER: From Los Angeles, CA - LAX on 09/09 to 09/11.

ASSISTANT: OK, please be on hold, I get back to you soon.

USER: OK.

ASSISTANT: Thanks for your patience, sorry there are no flights on your request dates.

USER: Thank you for your information.

ASSISTANT: Thank you for reaching us.