Hi.
user
Hello, how may I help you?
assistant
Owing to an emergency, my exam got  preponed. So I had a request to you to change my existing reservation?
user
Sure, may I know your name to check the reservation list for changing process?
assistant
Sure, my name is Elizabeth Taylor.
user
Thank you for the name, please be on hold.
assistant
Sure.
user
Thank you for being waiting. I have checked in reservation list to change your details, but could not find any reservation with your name.
assistant
Ok, no worries at all.
user
Thank you for reaching us. Have a nice day.
assistant
Thanks for your quality customer service.
user