You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Ryan Collins.

ASSISTANT: How may I support you?

USER: Owing an emergency, I want to cancel my reservation. Can you help me for that?

ASSISTANT: Sure, please be on hold.

USER: Sure, I will wait.

ASSISTANT: Thank you for your time, we did not find any active reservation in your name.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: Welcome. Have a nice day.