You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Helen Gonzalez.

ASSISTANT: How can I guide you at this moment?

USER: I would like to cancel my recent reservation due to some personal issues, will you help me with that?

ASSISTANT: Sure, I am here to help you. Please be on hold for a moment while I check your reservation status.

USER: Tank you for accepting my request, I will wait for your response.

ASSISTANT: Helen Gonzalez, there is no active reservation found under your name in our database.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for utilising our service.