You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you help me to change my reservation?

ASSISTANT: May I know your name please?

USER: My name is Samuel Jones.

ASSISTANT: Sorry, no reservation was found by your name. Thank you for choosing us.

USER: Ok, no issues.

ASSISTANT: Have a great day ahead.

USER: Thank you for your information.