You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Jennifer Phillips. I want to cancel my recent reservation due to an emergency work, can you help me in cancel reservation?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no active reservation found on your name.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for contacting us.