You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Raymond Allen here. I want to cancel my recent reservation due to the heavy rains, hope your helping me.

ASSISTANT: Sure, wait a moment to check.

USER: Sure.

ASSISTANT: Sorry Allen, there is no reservation found under your name.

USER: Ok, no issues.

ASSISTANT: Would you like know anything else?

USER: No, thank you for your help.

ASSISTANT: Ok, thank you for reaching us.

USER: Welcome.