You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I just want to cancel my recent reservation as my meeting got post pone due to some technical issues. Can you please help me?

ASSISTANT: Sure, may I know your name to check for the previous reservation?

USER: I am Samantha Jones.

ASSISTANT: There is no reservation found under your name.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for contacting us.