You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Kathleen Garcia ghere.

ASSISTANT: How may I assist you today?

USER: I want to cancel my previous booking due to my office work, can you please help me?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait for a minute.

USER: Ok, take your time.

ASSISTANT: I am sorry to say that there is no flight found under your name.

USER: Oh! That's sad to know. Anyways, thank you for checking.

ASSISTANT: Thank you for reaching us, have a great day.

USER: You are most welcome.