You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you?

USER: I just want to cancel my recent reservation due to my trip got cancelled. Can you please check the reservation by this name Pamela Hall?

ASSISTANT: Sure, please wait a minute.

USER: Ok.

ASSISTANT: Thank you for waiting. Unfortunately there is no reservation found matching your name.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you for availing us.