You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Carolyn Campbell here.

ASSISTANT: How can I help you?

USER: Can you cancel my flight ticket reservation?

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: Carolyn, there is no reservation found with your details.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for reaching us.