You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me to cancel my recently done reservation?

ASSISTANT: Sure, please help me with your name to check your details in our database.

USER: My name is Anna Thomas.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Anna Thomas, sorry to inform you that there is no reservation found on your name.

USER: No problem, thank you.

ASSISTANT: Thank you for reaching us.