You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Ryan Rodriguez.

ASSISTANT: How can I help you Ryan?

USER: I am a journalist, as my press conference is scheduled  to another place, so I  want to change my existing reservation. Can you help me?

ASSISTANT: Sure, I will help you.

USER: Ok.

ASSISTANT: Please wait a while, I will check and revert you with details.

USER: Sure, take your time.

ASSISTANT: Sorry for say, there is no reservation found on your name in our database.

USER: No issue, thank you for your time.

ASSISTANT: Do you want to know anything else apart from this?

USER: No thank you.

ASSISTANT: Thank you for opting us.