You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Timothy Nelson.

ASSISTANT: How may I help you?

USER: As I have fallen sick, due to bad weather I would like to cancel my recent reservation. Can you help me?

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: There is no reservation found basis on your details.

USER: It's Ok, thanks for your response.

ASSISTANT: Thank you for reaching us.