You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I provide assistance to you?

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: Ok.

USER: Will you aid me in cancellation?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your name to check reservation?

USER: I am Mary Martinez.

ASSISTANT: Please, wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for being patience, there is no reservation found on your name.

USER: Not an issue. Thank you for your response.

ASSISTANT: Thank you for approaching us.