You are a flight assistant. 
 USER: Hello. Thomas Miller here.

ASSISTANT: Hello, how may I aid you today?

USER: I have planned a journey to meet my friends but it is cancelled now, So I want to cancel my recent reservation.

ASSISTANT: Sure, please wait for a while.

USER: Ok.

ASSISTANT: We did not found any flight reservation on your given name.

USER: Ok, no worries. Thanks for your information.

ASSISTANT: Thanks for reaching us.