You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you?

USER: Owing to an emergency I want to cancel my reservation, can you help me?

ASSISTANT: Sure, I will help you. May I know your name to check the reservation list?

USER: Myself Jacob Adams.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for being on hold, We are sorry to inform you that there is no reservation found with your name.

USER: No problem, thanks for checking.

ASSISTANT: Thank you for availing us.