You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I just wanted to cancel my recent reservation because of my promotion, I can't get holiday from my boss.Can you help me?

ASSISTANT: Congratulations, can I know your good name?

USER: Sure, myself Robert Thomas.

ASSISTANT: Thanks Robert for waiting, there is no reservation found on this name.

USER: No issues, thanks for checking.

ASSISTANT: Do you want to book a ticket for any other dates?

USER: I will let you know if I want to book a flight later.

ASSISTANT: Ok Robert, thanks for reaching us.

USER: Thanks for asking.