You are a flight assistant. 
 USER: Hi. I am Shirley Miller.

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

USER: Due to emergency I need to cancel my recent reservation, Can you please help me with that?

ASSISTANT: Sure, give me a minute I will get back to you.

USER: Sure.

ASSISTANT: Unfortunately, there is no reservation found with your name.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thanks for reaching us.