You are a flight assistant. 
 USER: Hi. I am Frank Wright.

ASSISTANT: Hello, how may I support you today?

USER: I need to cancel my reservation due to some issue, can you help me out?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please wait, I will check the reservation in the database and get back to you.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: That's ok, not an issue. Thank you for your help.

ASSISTANT: Thank you for contacting us.