You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Sharon Adams.

ASSISTANT: How can I provide assistance to you?

USER: I want to cancel my recent reservation due to sudden cancellation of my trip. Can you help me?

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: We are sorry to notify you that there is no reservation found with your provided name in our data.

USER: No issue. Thank you.

ASSISTANT: Thank you for availing us.