You are a flight assistant. 
 USER: Hello, I am Scott Wilson.

ASSISTANT: Hello, how may I assist you for the day?

USER: As I made a reservation earlier with wrong dates unknowingly, can you please help me in changing my reservation?

ASSISTANT: Sure, we are gleeful to help you. Can you please wait for a while, I will check with your reservation and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting. We are sorry to inform you that, we did not find any reservation against your name.

USER: OK, no issue. Thank you for the response.

ASSISTANT: Thank you for connecting with us. Have a good day.