You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,. How can I render you today?

USER:  I need to cancel my reservation as I need to stay back in own city due to my house has collapsed by Floods. Can you help me with that?

ASSISTANT: Sure, we are here to aid you.

USER: Thank you.

ASSISTANT: Let me know your name to check with your reservation.

USER: I am Kenneth Carter.

ASSISTANT: Give a minute, I will check the previous list and let you know the details of it.

USER: Sure.

ASSISTANT: Thanks for your details.

USER: My pleasure.

ASSISTANT: Thanks for your time, there is no reservation found on your name  Kenneth Carter.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for reaching us.