You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you today?

USER: As I am suddenly fallen sick due to bad weather I would like to change my recent reservation. Can you help me with changing your reservation?

ASSISTANT: Sure. Can you provide me your name to proceed further?

USER: Daniel Taylor is my name.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation found on your name.

USER: Ok, no issues.

ASSISTANT: Thank you for availing us.

USER: Thanks for your information.