You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jonathan Martinez here.

ASSISTANT: How can I help you?

USER: Can you cancel my recent reservation?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, there is no reservation with your name.

USER: It's ok, thanks for checking.

ASSISTANT: Thank you and have a nice day.

USER: Welcome.