You are a flight assistant. 
 USER: Hello, I am Amy Johnson.

ASSISTANT: Hello, what can I do for you today with our services?

USER: I would like to cancel my recent reservation due to my seminar got post pone. Can you help me with this?

ASSISTANT: Ok, I can help you with that.

USER: Thank you.

ASSISTANT: Please wait a minute, I will check the status of your reservation and get back to you. Sorry, we did not find any active reservation on your name.

USER: No issues, I'll choose any alternative to reach my destination. Thank you for your information.

ASSISTANT: Thanks for reaching us, have a nice day.