You are a flight assistant. 
 USER: Hi.

ASSISTANT: hello,.

USER: I am Stephanie Evans.

ASSISTANT: How can I render you today?

USER: I want to change my reservation due to change in weather conditions at my place. Can you help me out?

ASSISTANT: Sure, we will help you. Please, wait.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: There is no reservation found on your name.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for reaching us.