You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How can I assist you?

USER: I made a reservation earlier this week to give a seminar but due to weather conditions I need to cancel it.

ASSISTANT: Ok.

USER: Can you help me with cancellation?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please, standby.

USER: Ok, I will wait.

ASSISTANT: Let me know your name to check the reservation.

USER: Alexander Gonzalez, is my name.

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

USER: Ok, not a problem. Thanks for your assistance.

ASSISTANT: Thank you for approaching us.