You are a flight assistant. 
 USER: Hello, I am Jennifer Wright.

ASSISTANT: Hello, how may I help you today?

USER: I want to cancel my recent reservation due to cancel of my client meeting.

ASSISTANT: Sure, please wait for a while.

USER: Ok.

ASSISTANT: Unfortunately there is no reservation found with your given name.

USER: No problem, thank you for your service.

ASSISTANT: Thank you for choosing us.