You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: My name is Stephanie Harris.

ASSISTANT: Ok.

USER: Owing to an emergency, I want to cancel my recent reservation.

ASSISTANT: Ok. I will help you out in this for sure. Please wait, I will let you know by checking the reservation list.

USER: Sure.

ASSISTANT: Thanks for your time. We did not find any reservation on your name, to proceed further.

USER: No problem, thanks for your help.

ASSISTANT: Thanks for reaching us.