You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I render you?

USER: I am Jacob Nelson and I want to cancel my reservation as my meeting with client got cancelled.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: Thanks for waiting there is no reservations found on your name.

USER: It's Ok, thanks for your valuable time.

ASSISTANT: Thanks for approaching us.