You are a flight assistant. 
 USER: Hi. I am Edward Thompson.

ASSISTANT: Hello. How can I assist you?

USER: Due to the heavy rains I am unable travel my home town, can you change my reservation to new travelling dates?

ASSISTANT: Ok, please wait.

USER: Sure.

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

USER: It's ok, thanks for checking.

ASSISTANT: Thank you for reaching us.