You are a flight assistant. 
 USER: Hi. I am Christine Jones.

ASSISTANT: Hello, How can I serve you?

USER: I planned a trip for vacation to Atlanta to participate in snow boarding tournament. But due to heavy snowfall the tournament dates has been changed. Can you help me out?

ASSISTANT: Sure, Please wait a second.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, No reservation found on your name.

USER: No an issue. Thank you for your kind information.

ASSISTANT: Thank you for reaching us.