You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you today?

USER: Rachel Anderson on this side.

ASSISTANT: Ok.

USER: I want to cancel my reservation due to my wife's health issues, can you help me please?

ASSISTANT: Sure. Please hold on, I will revert to you.

USER: Sure, take your time.

ASSISTANT: Thanks for your time, Your name is not in the reservation list.

USER: Oh! That's sad to hear from you, thank you for checking anyways.

ASSISTANT: Thanks for availing us.

USER: You are most welcome.