You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Timothy Moore.

ASSISTANT: How can I serve you?

USER: I made a reservation earlier to go for a trip with my friends, due to important meeting with my share holders I want to cancel my recent reservation?

ASSISTANT: Sure. Wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, There is no reservation found on your name.

USER: No problem, thank you for your help.

ASSISTANT: Thank you.