You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Donald Baker.

ASSISTANT: How can I abet you today?

USER: I need to cancel my reservation, as I need to stay back in own city due to my house was collapsed by Floods.

ASSISTANT: Sure Donald Baker, I am here to help you, please wait for a while.

USER: Can you help me in my cancellation?

ASSISTANT: Sure, please hold on.

USER: Sure, take your time.

ASSISTANT: Sorry Donald, no reservation done on your name previously.

USER: Not an issue, thank you for your help.

ASSISTANT: Thank you for approaching us, have a nice day.