Hello.
Hello. Which service you are looking from our agency?
Due to an emergency case I have to travel Washington, so for that purpose I have booked a flight ticket but the meeting got postponed to other dates that the area has effected with floods, can you please help me in changing my ticket booking?
I am mirthful to help you.
Thank you for considering my query.
May I know your name please to check the previous reservation status?
Sure, my previous reservation is in the name of Michael Nelson.
Give me moment please.
Sure, take your time.
Sorry for inconvenience  Nelson, there is no reservation found on your name to change the reservation.
No problem, it was not booked properly at the time of booking.
Thank you for choosing our agency, please visit us again.
I appreciate your service, thank you.
You are welcome.