You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Due to some urgent meeting, I am going to cancel my reservation. Can you please help me for this?

ASSISTANT: Sure, please share your good name?

USER: Myself Timothy Walker.

ASSISTANT: Please wait for a while.

USER: Sure, I will wait  for your response.

ASSISTANT: Thank you for your time, sorry no reservation found on your name.

USER: Not a big deal. anyhow thank you very much for your service.

ASSISTANT: Thank you for choosing us.