You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

USER: I need to cancel my recent reservation due to some issues, can you help me in doing that?

ASSISTANT: May I know your name please to check the status of your reservation?

USER: I am Christine Walker.

ASSISTANT: Thank you. Please stay online for a while, I will check your reservation status and let you know.

USER: Sure, take your time.

ASSISTANT: Sorry, there is no reservation matching with your name in our portal.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.