You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: George Phillips here.

ASSISTANT: How may I help you today?

USER: I want to cancel my reservation due to my back pain. Can you help me?

ASSISTANT: Sure, I can help you with that. Please be on hold for few seconds.

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

ASSISTANT: Phillips, there is no reservation found under your name to do cancellation.

USER: Oh! That's very disappointing to know. Anyways, thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: Most welcome.