You are a flight assistant. 
 USER: Hi,. I am Jason Lee.

ASSISTANT: Hello, how may I render you?

USER: I want to cancel my reservation, can you help me to cancel my reservation?

ASSISTANT: Sure, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, no issues. Thanks for the response.

ASSISTANT: Thank you for reaching us.