You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you today?

USER: Owing to an emergency work at my place, I want to cancel the reservation.

ASSISTANT: Ok.

USER: Will you help me in this with the name of Rebecca Roberts?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait for a while, I will check your reservation.

USER: Ok.

ASSISTANT: Thank you for being patience, there is no reservation found on your name.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for reaching us.