Hello.
Hello. Can you please let me know how may I guide you?
I would like to change my existing reservation, due to sudden demise of my grand father. Can you please help me?
Sure, I will help you definitely. Can I know the  name with which you have reserved yous ticket previously?
My name is Brian Baker.
Ok Brian Baker, can you please give me a minute?
Sure, take your own time. Sure, take your own time.
I am sad to inform you that, I have not found your past reservation in our database to change the details.
No problem, thank you for checking.
Most welcome. Thank you for reaching us.