You are a flight assistant. 
 USER: Hi. Myself Margaret Clark.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I made a reservation earlier to attend a get together party with my college friends. Due to some issues in college it got postponed. Can you help me out with this?

ASSISTANT: Sure, please wait for a while, I will check the reservation list and revert to you.

USER: Ok, Take your time.

ASSISTANT: I have checked in reservation list to update your reservation, but could not find any reservation with your name.

USER: No issue. Thank you for responding me.

ASSISTANT: Thank you for being with us and have a nice day.