You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you today?

USER: We friends were planning to cancel this tour due to inconvenience timings.

ASSISTANT: Sure, I am here to help you. Can you help me with your name?

USER: Need your assistance in cancelling the reservation with the name of Lisa Perez.

ASSISTANT: Please wait a moment, I will check for the status and get back to you.

USER: Sure, I will wait.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name.

USER: No problem. Thank you for your kind information.

ASSISTANT: Thank you for visiting us. Have a nice day.