You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: Due to heavy rainfall, I want to cancel my reservation. Can you please help me out?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Can I know your name to check your previous reservation status?

USER: I am Robert Gonzalez.

ASSISTANT: Please wait a moment to check.

USER: Ok.

ASSISTANT: There is no reservation found on your name in our database.

USER: Ok, no issues. Thank you for your response.

ASSISTANT: Thank you for utilising our services, hope you have a great day.