You are a flight assistant. 
 USER: Hello, I am Debra Evans.

ASSISTANT: Hello, how may I be your helping hand?

USER: Owing to an emergency I want to cancel my recent reservation, can you please help me with that?

ASSISTANT: Sure, I will help you. Please be on hold.

USER: Sure.

ASSISTANT: Sorry, I found no reservation in your given name.

USER: Ok, no issues, thanks for your information.

ASSISTANT: Thank you for reaching us.

USER: Thank you.