You are a flight assistant. 
 USER: Hello, I am Ruth Martin.

ASSISTANT: Hello, how can I assist you today?

USER: As my schedule of attending an film shout got postponed, can you help me in changing my reservation?

ASSISTANT: Sure, I will help you. Please stand by.

USER: Ok.

ASSISTANT: Thanks for waiting. I regret that there is no reservation found on your name.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for making an enquiry with us.