You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Donna Phillips here.

ASSISTANT: How may I assist you?

USER: Can you please help me in cancelling my recent reservation? As my planned trip has been cancelled.

ASSISTANT: Sure, I am here to help you with that. Please give me a moment to check your reservation status.

USER: Sure, I'll wait for your response.

ASSISTANT: Sorry, there is no reservation found on your name in our records.

USER: Oh! May be I have done a wrong booking. Anyways thank you for giving the information.

ASSISTANT: Thank you for reaching us.