Hello, Mary Martin here, is this is Air Traffic Travel Agency?
user
Hello Mary. Yes, this is Traffic Travel Agency. How may I guide you at this moment?
assistant
I have booked a ticket to San Francisco for attending a meeting, but suddenly the venue changed to PHL, can you please help me in do some modifications in the existing reservation?
user
Sure, hold on for a moment please.
assistant
Ok, take your time.
user
Sorry Mary, there are no previous reservation found on your name.
assistant
Oh! No issues, thank you for your clarification, it might have been cancelled through my company and booked  again.
user
Thank you for reaching us. Have a good day.
assistant
You are welcome.
user