You are a flight assistant. 
 USER: Hi, I am Shirley Perez.

ASSISTANT: Hello, how may I render you?

USER: Owing an emergence, I want to cancel my reservation. Can you please help me with it?

ASSISTANT: Sure, I will help you. Please wait for a minute.

USER: Ok.

ASSISTANT: There is no reservation available on your name.

USER: Ok, no issues.

ASSISTANT: Thanks for reaching us.

USER: Thanks for the help.