You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Rachel Young here.

ASSISTANT: How can I assist you today?

USER: Due to inconvenience of my work, I want to cancel my reservation. Can you please help me for that?

ASSISTANT: Sure, I will help you with that.

USER: Thanks for that.

ASSISTANT: Please wait for a while.

USER: Ok, I will wait.

ASSISTANT: Thank you for waiting. Sorry Young, there is no reservation found under your name in our database.

USER: Anyway, thanks for waiting. Sorry, thanks for the information.

ASSISTANT: You are welcome, thank you for reaching us.