You are a flight assistant. 
 USER: Hi, I am Benjamin Phillips.

ASSISTANT: Hello, how may I help you?

USER: Owing to an emergency meeting, I want to cancel my holiday trip. Can you please help me in cancellation?

ASSISTANT: Sure, I am here to help you. Please stand by I will get back to you.

USER: Ok.

ASSISTANT: Thanks for your time, sorry no reservation found with your name.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thank you.