You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I render you?

USER: Owing to an emergency, I just want to cancel my recent reservation. Can you please help me with cancellation?

ASSISTANT: Sure, please share your name to check your current reservation.

USER: Sure, Sarah Adams is my name.

ASSISTANT: No reservation found on your name to cancel.

USER: Ok, thanks for your help.

ASSISTANT: Thank you.