You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I would like to cancel my recent booking due to my aunt's health issues, can you please help me?

ASSISTANT: As an agent, I am happy to help you. Let me check your reservation status in our website. Could you please help me with your name?

USER: Ok, my name is Larry Lewis.

ASSISTANT: Larry, I did not find any reservation under your name in our database.

USER: Oh! That's very sad to hear from you, thank you for checking anyways.

ASSISTANT: You are most welcome and thank you for contacting us.