You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is John Lewis, can I know if it is possible to cancel my reservation I had recently reserved?

ASSISTANT: Please wait a moment to check the reservation status.

USER: Ok, please take the time you need to check.

ASSISTANT: Sorry, no reservation found by your name.

USER: That is ok, thank you for choosing our agency. Thank you for the help.

ASSISTANT: Thanks.