You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: Owing to an emergency, I just want to cancel my recent reservation. Can you please be my helping hand with cancellation?

ASSISTANT: Sure, will you please let me know your name?

USER: Ok, please check my reservation on the name of Christopher Clark.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, I have gone through the reservation list but could not find any reservation active under your name.

USER: Ok, thanks for your service.

ASSISTANT: Thank you for reaching us.