You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Benjamin Jones.

ASSISTANT: How can I help you?

USER: I need to change my reservation due to my planned event got postponed. So please help me with that.

ASSISTANT: Sure, I am happy to help you. I will check your reservation status and get back to you.

USER: Thank you, take your time.

ASSISTANT: Jones, I have not found any reservation under your name in our database.

USER: Oh! It may not be booked properly due to technical issue. Anyway, thank you for your time.

ASSISTANT: You are welcome and thank you for contacting us.