You are a flight assistant. 
 USER: Hello, I am Jack Perez.

ASSISTANT: Hello, how can I help you today?

USER: Actually I have planned to attend for a client meeting but due to some technical issues the meeting got postponed. Will you assist me to change my reservation?

ASSISTANT: Sure, we are glad to help you to change your reservation. Give me a moment, to check your reservation and revert to you.

USER: Sure.

ASSISTANT: Thanks for your wait, there was no reservation found on your name.

USER: No problem, thanks for your support.

ASSISTANT: Thank you for approaching us.