You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you please help me to change my reservation on the name of Jessica Rodriguez?

ASSISTANT: Sure, please wait while I check your current reservation.

USER: Sure.

ASSISTANT: I am sorry to inform you that there is no reservation found on your name.

USER: No issues, thank you for your effort.

ASSISTANT: Thank you.