You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: National Basketball Association has postponed the tournament, So I want to change my reservation. Will you help me in this with the name of Paul Adams?

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

USER: Ok.

ASSISTANT: Thank you for waiting, sorry no reservation found with your name.

USER: No problem, I will check for another option.

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

USER: Thank you for addressing me.