Hello.
Hello, how can I assist you?
I am planning to change an existing reservation, due to health issue. Can you please help me out?
Sure, may I know your name?
My name is Jacob Lopez.
Please give me a moment to check your ticket status.
Sure, I will wait for your reply.
Sorry Jacob Lopez, no reservation is available by your name.
That's fine, thank you for your service.
Thank you for choosing us.