You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Eric Brown.

ASSISTANT: How may I assist you?

USER: The unexpected injury of one of my family members made me to cancel my reservation. Can you cancel my reservation?

ASSISTANT: Sure, please give me a minute.

USER: Ok.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: It's fine.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your help.

ASSISTANT: You are welcome.