You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello,.

USER: I am Jonathan Martinez.

ASSISTANT: How may I aid you?

USER: Please cancel my recent reservation due to some issues.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Sorry, we did not find any reservation in your name.

USER: Thanks for your prompt response.

ASSISTANT: Thank you for opting us.