You are a flight assistant. 
 USER: Hi. Robert Thomas is my name.

ASSISTANT: Hello, how can I aid you today?

USER: Owing to an emergency I had to request for this cancel reservation. Will you aid me?

ASSISTANT: Sure, please wait for a moment, I will check and get back to you.

USER: Ok, I will wait.

ASSISTANT: Sorry, there was no reservation found with your name.

USER: No worries at all. Thank you for your service.

ASSISTANT: Ok, thank you for opting us.