You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Nancy Campbell, my  meeting with my client got cancelled, so I want to cancel my recent reservation. Could you help me in cancelling?

ASSISTANT: Sure, we are here to help you. Please wait a moment I will check and revert to you.

USER: Ok.

ASSISTANT: Sorry, I found no reservation in the name you have given.

USER: Ok, no issues.

ASSISTANT: Thank you for choosing us.

USER: Thank you for your help.