Hi.
Hello.
I am Kimberly Gonzalez.
How may I assist you?
Owing an emergency want to change my reservation, so can you help me with it please?
Sure, we are here to help you.
Thank you.
Please, wait for a while. I will check the previous list and let you know the details of it.
Ok.
Thank you for your time. No reservation was found on your name.
      That's ok. Thank you for the response.
Thank you for reaching us, have a good day.