You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Myself Sharon Davis. Due to sudden meeting with my client, I want to cancel my recent reservation.

ASSISTANT: Ok. Please wait a minute.

USER: Sure.

ASSISTANT: Sharon, there are no active reservations found with your details.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for reaching us.