You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Michelle Turner.

ASSISTANT: In which way I can assist you today?

USER: I need your help in cancelling my reservation.

ASSISTANT: Sure, I can help you with that.

USER: Due to heavy rainfall in my city, I am planning to cancel my reservation.

ASSISTANT: Ok, just give me a moment, I will check your previous reservation status.

USER: Sure.

ASSISTANT: There is no previous reservation available on your name Michelle Turner.

USER: It's ok, no issues. Anyway, thank you for your immediate response.

ASSISTANT: Thank you for contacting us, have a good day Michelle Turner.

USER: You are welcome.