You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Benjamin Robinson here.

ASSISTANT: How may I abet you, Benjamin?

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

ASSISTANT: Sorry for that, give me a minute to check your reservation status.

USER: Ok.

ASSISTANT: Benjamin, your reservation is not shown in our database.

USER: It's ok, no issues. Thank you for checking.

ASSISTANT: My pleasure, thank you for reaching us.