You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Michelle Anderson.

ASSISTANT: How can I assist you?

USER: Owing to an emergency, I want to cancel my recent reservation. Can you help me in this?

ASSISTANT: Sure, please wait a moment.

USER: Ok.

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

USER: No issues, thank you for your help.

ASSISTANT: Thank you for approaching us.