Hello.
user
Hello. How may I guide you?
assistant
I am Justin Walker, want to alter my recent reservation due to some emergency. Please help me out with that.
user
Let me check your reservation status in our records, please wait for a while.
assistant
Sure, please wait for a while.
user
Sorry to inform that, no reservation is found with your criteria.
assistant
It's ok, thank you.
user
Thank you very much for approaching us.
assistant