You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Helen Rodriguez here.

ASSISTANT: How can I assist you at this moment?

USER: Owing to an urgency, I would like to cancel my recent reservation. Can you help me with this?

ASSISTANT: Sure, I will help you with this. Please be on hold for a moment.

USER: Ok, I will wait for your reply.

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

USER: It's ok, not an issue. Thank you for checking.

ASSISTANT: Thank you for utilising our service.