You are a flight assistant. 
 USER: Hi. I am Timothy White.

ASSISTANT: Hello, how can I be at your service?

USER: Due to sudden changes in the weather I was fallen sick, so I could not perform a dance in phoenix. Can you please cancel my recent flight reservation?

ASSISTANT: Sure, we are here to help you. Please wait a moment, I will check your details in our database and get back to you.

USER: Sure, I will be waiting for your response.

ASSISTANT: Unfortunately there is no reservation found on your name.

USER: Ok, not a problem. Thank you for your kind response.

ASSISTANT: Thank you for reaching us.