You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Susan Evans.

ASSISTANT: How can I assist you?

USER: Can you please help me to modify my reservation as I have done with wrong destination?

ASSISTANT: Ok, please wait.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, no reservation found on your name to modify your reservation.

USER: It's ok, anyways thank you for the information.

ASSISTANT: Thank you for reaching us.