You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you for today?

USER: I want to cancel my tour due to an emergency. Can you aid me in cancelling my existing reservation?

ASSISTANT: I am glad to help you in cancellation of your reservation. Can you please provide your name for checking the reservation status in our booking list?

USER: I have booked the name Barbara Martinez.

ASSISTANT: Please wait to check with your name.

USER: Take your time.

ASSISTANT: Sorry to say this Barbara Martinez, no active reservation found on your name in my database.

USER: No issues. Thank you for checking.

ASSISTANT: You are welcome, thank you for reaching us. Hope you have a nice day ahead.