You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Emily White. Due to emergency I need to my cancel reservation. Can you help me that please?

ASSISTANT: Sure, we will help you for cancellation. Please wait for a while, I will check the status of your reservation.

USER: Sure.

ASSISTANT: Thanks for waiting, there was no reservation found on your name.

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

ASSISTANT: Thank you for availing us.